英汉对照 民用航空词典
波音商用飞机集团
A
ABEAM (ABM), Beside: An aircraft is abeam a station when that station is 90° to the right or left of the track of the aircraft.
ABSOLUTE ALTITUDE, The actual distance the aircraft is above the ground.
ABSOLUTE PRESSURE, Pressure of a liquid or gas measured relative to a vacuum.
ACARS, SEE - AIRCRAFT (OR ARINC) REPORTING ADDRESSING AND COMMUNICATION SYSTEM
ACCELERATION, The rate of change in velocity with respect to time.
ACCESSORY GEARBOX, A part of the engine, mechanically driven by a compressor or an angle gearbox, for driving components necessary for engine
正切，
and airplane operations.
当电台在飞机左侧或右侧方与航迹成 90 度时，飞机正 切电台。
绝对高度，
飞机离地面的实际距离。
绝对压力，
相对于真空（无压力）测得的液体或气体的压力。
飞机通信寻址和报告系统，
见 Aircraft（or ARINC）Reporting Addressing and Communication System．
加速度，
随时间变化的速度改变率。
附件齿轮箱，
发动机的一部份，由压气机或伞齿轮箱带动，用来驱动 一些使发动机和飞机工作的部件
ACCUMULATOR (NO. 1), A container with hydraulic
ts when normal hydraulic supply is not vailable.
CCUMULATOR (NO. 2), In a computer, a special torage register associated with the arithmetic logic unit,
olding the results of a computation or data
ACTUATOR, A mechanical device operated electrically, hydraulically, pneumatically or mechanically for
transmitting motion between components.
ADC, SEE - AIR DATA COMPUTER
ADF, SEE - AUTOMATIC DIRECTION FINDER
蓄压器（NO．1），
含有靠干燥空气或氮气增压的液压油的容器。当没有正 常的液压源可用时，该容器可用以驱动部件。
存储器（NO．2），
计算机中，一种与算术逻辑组件有关系的特别存储寄存 器，用来存放运算结果或数据传输。
飞机状态监控系统，
见 Aircraft Condition Monitoring System fluid pressurized by dry air or nitrogen for operation of
componen a
A s
used for h transfer.
ACMS, SEE - AIRCRAFT CONDITION MONITORING
SYSTEM ．
作动筒，
由电，液压，气源或机械驱动的机械装置，用于传送部 件之间的运动。
大气数据计算机，
见Air Data Computer．
自动定向仪，
见 Automatic Direction Finder．
AERONAUTICAL RADIO INCORPORATED, ARINC is
, nufacturers, and foreign flag airlines. ARINC evelops and publishes standards for electronic quipment and systems.
GILITY TUNING, The capability of the DME to lternately tune between two different DME stations in rder to get two distance readings from one
terrogator.
ge
ILERON FORCE LIMITER, An electro-mechanical
IR CLEANER, A component in the pneumatic system upply to the air onditioning system.
订并出版 子设备和系统的规范。
快速调谐，
机载DME通过交替调谐两部地面DME电台以测得来自 同一台询问机的两个距离数据的能力。
翼操纵力限制器，
装置。在自动驾驶工作期间，用来限制驾驶盘
气清洁器，
部件。用于去除供空调系统使用的发 a corporation whose principal stockholders are United
States scheduled airlines, air transport companies aircraft ma
d e
A a o in
AILERON, A hinged moveable part on the trailing ed of each wing for airplane roll (wing up and wing down) control.
A
device for limiting the control wheel movement by the autopilot during autopilot operation.
A
for removing dirt from the engine air s c
航空无线电公司，
主要股东为美国定期的航空公司、航空运输公司、飞机 制造厂和外国领队航空公司的组织。其目的是制
电
副翼，
铰连在每个机翼后缘的可动部件，用于控制飞机的滚转
（机翼向上和向下）。
副
一种机电 的动作量。
空
气源系统里的一个 动机引气中的灰尘。
AIRPORT ELEVATION/FIELD ELEVATION, The highest point of an airport's usable runways measured in feet from mean sea level. In a few countries, the airport elevation is determined at the airport reference point.
AIR ROUTE TRAFFIC CONTROL CENTER (ARTCC), ervice
ase of
us flow of air traffic.
IR CYCLE MACHINE, A compressor and turbine on a ommon shaft for cooling the air in an air conditioning ystem. The air is cooled by expansion from high to low ressure across the turbine. The compressor is driven y the turbine.
中航路交通管制中心（ARTCC），
域范围内使用仪表飞行规则飞行的飞机提
管制（ATC），
涡轮冷却器，
是装在同一 的压气机和涡轮，用于冷却空调系
统中的空气。 气经压气机压缩后，由热交换器移去热量，
然后经过涡轮 令涡轮带动压气机。通过涡轮之空气，温 度下降。
A facility established to provide air traffic control s to aircraft operating on IFR flight plans within controlled airspace and principally during the enroute ph
flight.
AIR TRAFFIC CONTROL (ATC), A service operated by appropriate authority to promote the safe, orderly and expeditio
A c s p b
机场标高，
指海平面与机场可用跑道最高点之间的距离，单位是英 尺。有几个国家的机场标高是由机场基准点而决定的。
空
给在控制空
供空中交通管制服务的站台。
空中交通
由有关当局管理，旨在促进安全，秩序，和效率的空中 交通服务。
根转轴上 空
，
AIR DATA COMPUTER, A computer which produc data information, such as altitude and airspeed, based on pressure and temperature measurements.
es air
IR TRAFFIC CONTROL, A system comprised of round and airborne components used to identify, track
OUND SENSOR, An electrical device operated y the landing gear, which transmits on ground/in air
formation for system operation in flight or on the round.
IRBORNE VIBRATION MONITOR, The AVM takes e signal from the engine mounted accelerometer and alculates the vibration on that engine.
corridor equipped with radio navigation aids.
AIRCRAFT (or ARINC) COMMUNICATIONS ADDRESSING AND REPORTING SYSTEM, An addressable digital data link system which permits the exchange of data and messages between an aircraft and a ground-based operations center over a radio network.
AIRCRAFT CONDITION MONITORING SYSTEM, A system of sensors and recorders to monitor various airplane systems' performance and status.
机，
中交通管制，
一个由地面设备和机载设备组成的系统。用来对飞机进
地传感器，
一个由起落架操作的电气装置。用于给空中或地面的飞 系统运作传输地面／空中信息。（有些系统只能在地面 用）
载振动监测器（AVM），
AVM从装在发动机上的加速器取得信号后计算出该发 机上的振动。
式建立的控制区域，内有无线电导航设备。
飞机通讯寻址和报告系统，
有种可寻址的数据通讯系统。利用该系统可使飞机与地 面操作中心通过无线电网络进行数据和信息的交换。
飞机状态监控系统，
一个利用传感器和记录仪对各种飞机系统的性能以及 状态进行监控的系统。
A g
and locate aircraft.
AIR/GR b in g
A th c
AIR WAY, A control area or portion thereof established in the form of a
大气数据计算
根据量取压力和温度而产生大气数据资料（高度、空速 等）的计算机。
空
行识别，跟踪和定位。
空
机 使
机
动
航线，
以走廊形
AIRFOIL, A surface designed to obtain a useful reaction, such as lift, from the air through which it moves. Wings, stabilizers and control surfaces are airfoils.
AIRSPEED (IDS, TDS), The speed of the airplane rough the air.
D INDEX, An adjustable pointer on the irspeed indicator.
and legal ability fly.
m, for example, the procedure for finding the quare root of a number.
y
是翼面。
速，
飞机在空气中运动的速度。
，
在空速表上可以调整的指针。
机械飞行能力、和合法性的飞机状态。
一步一步的解题方法。例如，计算一个数的平方根的步
。
能 资料的法定文件。
th
AIRSPEE a
AIRWORTHINESS, The condition of the aircraft with respect to its aerodynamic, mechanical,
to
ALGORITHM, A step-by-step procedure for solving a proble
s
AIRPLANE FLIGHT MANUAL (AFM), The legal document containing performance and operating limits, operating procedures, and takeoff and landing
performance.
AIRPORT ANALYSIS, A comprehensive set of takeoff weight limitations for a given airport runway, generall
翼面，
用以从气流中获得反作用力（如升力）的表面。机翼，
安定面和操纵面都
空
空速指标
适航性，
有关气动能力、
演算法，
骤
飞机飞行手册（AFM），
包合性能极限，操作极限，操作程序，起飞和着陆性 等
机场分析，
一套针对给定的机场跑道的详细重量限制资料。通常与
AIRSPEED BUGS, Adjustable pointers on the airspeed indicator.
ALLOY, A mixture of a basic metal and small amounts f other metals to change the properties of the basic
etal.
Minimum airplane speed.
e of itting airplane angle relative to irstream for the stall warning system.
another.
LTERNATE , An additional airport selected during
，
合金，
在金属中加人少量其他金属，而改变其性质的一种金属 合物。
飞机的最小速度。
速警告系统传输飞机对 流的相对角度。
由一个状况改换到另一个。
降场，
划时，除了目标机场之外，所选的另一个机 o
m
ALPHA SPEED,
ALPHA VANE, A small moveable airfoil on the sid the fuselage transm
a
ALTERNATE, To change from one condition to
A
flight planning, usually near the destination airport, to be used when it is desirable to divert from the original destination airport.
空速游标
空速表上的可调指标。
混
迎角速度，
迎角叶片，
位于机身侧的可动小翼面。为失 气
交替，
备
制订飞行计
场。通常在目标机场附近，以备不去目标机场时，改降之 用。
ALTERNATE AERODROME, An aerodrome to which an aircraft may proceed when it becomes either
possible or inadvisable to proceed to or land at the erodrome of intended landing.
TER SETTING, The adjustment of the altimeter account for local variations in atmospheric pressure.
LTITUDE ACQUIRE, A digital flight control system ode to transition from climb (or descend) to level flight.
LTITUDE ALERT, A flight deck alert occuring when the irplane approaches or departs a selected altitude.
LTITUDE CAPABILITY, The maximum altitude at hich the airplane can be flown at for a given thrust, peed and atmosphere condition.
LTITUDE HOLD (ALT HOLD), A mode of the autopilot r flight director to maintain a selected altitude.
irplane's altitude during VNAV operation.
机场着陆时，可作着陆使用的 场。
，
根据当地大气压力变化而对高度表所做的调整。
一种数字式飞行操纵系统，从爬升（或下降）改平的模
。
度警告，
当飞机接近或偏离选定高度时，所出现的驾驶舱警告。
高度能力，
在给定的推力，速度和大气状况下，飞机能飞达的最大 高度。
高度保持（ALT HOLD），
自动驾驶仪或飞行指引仪保持在选定高度的一种方式。
，
员对飞行高度的控制。
im a
ALTIME to
A m
A a
A w s
A o
ALTITUDE INTERVENTION, Pilot control of the a
AMBIENT, The surrounding atmosphere.
备用机场，
当不可能或不适宜在预选 机
高度表设定
高度截获，
式
高
高度干预
在垂直导航工作过程中，飞行
周围环境（地面气层），
物体周围的环境（特别指大气）。
AMBIENT PRESSURE, Pressure of air surrounding an object, measured in pounds per square inch (psi).
MBIENT TEMPERATURE, Temperature of air
mpere.
urrent waveform.
g an nalog signal to a digital signal.
ore inputs f binary digital information and one output. The output
1 only when all of the inputs are 1. The output is 0 hen any one or more inputs are 0.
面气压），
境温度，
气温度，用摄氏度（°C）或华氏（°F）来
。
电压或电流波形的幅度。
性变化的信号来工作，或产生连续性变化的信号 统。
将模拟式信号，转换成数值式。
一种有两个或两个以上的二进位数字信息输人，一个输 的装置或电路。当所有输人为1，输出为1。当任何一个 一个以上的输人为0时，输出为0。
A
surrounding an object, measured in degrees Celsius (°C)or degrees Fahrenheit (°F).
AMPERE, A unit of electrical current. One volt across one ohm of resistance causes current flow of one a
AMPLITUDE, The size or magnitude of a voltage or c
ANALOG, Quantities or representations that are variable over a continuous range.
ANALOG-TO-DIGITAL, The process of convertin a
AND GATE, A device or circuit with two or m o
is w
环境压力（地
物体周围的空气压力，用每平方英寸多少磅（psi）来 度量。
环
物体周围的空 度量。
安培，
电流的单位。1伏电压在1欧姆的电阻上所产生的电流为 1安培
振幅，
模拟式，
用连续 系
从模拟式到数字式，
与门，
出 或
ANEROID, A sealed flexible device containing air at low pressure, which expands or contracts during change of
ressure outside the device.
ically
r changing the direction f drive.
of the wing chord in lation to the free stream airflow as it moves forward rough the air.
al axis of the aircraft.
胀或收缩。
箱。是改变驱动方向的机械装置。
机翼翼弦在空气中向前运动时与自由气流之间的夹角。
。 p
ANGLE GEARBOX, A part of an engine, mechan driven by the compressor, which drives the accessory gearbox. A mechanical device fo
o
ANGLE OF ATTACK, The angle re
th
ANGLE OF INCIDENCE, The acute angle which the wing chord makes with the longitudin
膜盒，
内含低压空气的密封弹性装置。当它周围的压力变化 时，会膨
伞齿轮箱，
发动机的一部分。被压气机以机械方式驱动，然后驱动 附件齿轮
迎角，
安装角，
飞机的纵轴与机翼弦线所形成的锐角
ANNUNCIATIONS, Audio or visual indications used to call attention to an event that has taken place.
ANNUNCIATOR, A visual device consisting of a number
ly.
ANODE, The element toward which the principal stream of electrons flows.
ANOMALY, Not normal.
ANTENNA, A device which, used in conjunction with a transmitter or receiver, is used for radiating or receiving radio waves.
NTI-ICING, A method of preventing ice formation on e wing leading edges and engine nacelles.
NTI-SKID, A system for providing maximum braking ithout skidding for any runway condition. Anti-skid omponents are part of the brake system.
告，
当发生事件时，以声音或目视指示形成的提示信号。
与之有关的电路的现有情况或已存在的 况
正极，
主电子流向的极位。
异常，
不正常。
天线，
一种与发射机或接收机共同工作来发射或接收无线电 波的装置。
冰，
防滑系统，
一种在任何跑道状况下，都能提供最大的刹车能力而不 使轮胎打滑的系统。防滑部件是刹车系统的一部分。
of lights. Each light indicates the condition which exists or has existed in an associated circuit and is labeled according
A th
A w c
通
信号牌，
由一系列指示灯组成的目视装置。每个指示灯都有相应 的标记，用来显示
情
防
防止机翼前沿和发动机短舱结冰的一种方法。
APPENDIX, A supplement to the Airplane Flight Manual
tained in the basic manual. A ollection of supplementary material at the end of a ook.
of the rsion link on the landing gear.
APPROACH MODE, An autopilot/flight director mode which is a combination of localizer for roll control and glide slope for pitch control. This mode is used when full instrument landing system is available.
APU, SEE - AUXILIARY POWER UNIT
ARINC, SEE - AERONAUTICAL RADIO INCORPORATED
附录，
飞机飞行手册的附件，包含基本手册中未提到的飞机形 态的其他性能。是附在手册末的补充材料。
顶销，
用于连接起落架扭力臂两部份的销子。
进近方式，
一种综合了控制横侧的航道信号和控制俯仰下滑信号 的自动驾驶／飞行指引方式。这种方式是在全仪表着陆系 统正常时才使用。
辅助动力装置，
见 Auxiliary Power Unit containing additional performance for aircraft
configurations not con c
b
APEX PIN, A pin for joining the two sections to
．
航空无线电公司，
见 Aeronautical Radio Incorporated．
ARC, The curved track over the ground of an aircraft flying at a constant distance from a measuring equipment (DME).
in the limits of self-contained system apability.
tem for opposing or restricting ovement.
SPIRATED TAT PROBE, A sensor that measures total ir temperature when the airplane is in the air and that
easures outside air temperature when the airplane is n the ground. The outside air temperature is measured
SSEMBLY, The fitting together of a complete structure
SSUMED TEMPERATURE REDUCED THRUST, The
ATC, SEE - AIR TRAFFIC CONTROL
，
系统中所产生的一种用以抗拒 作或限制动作的力。
头，
用来测量飞机在空中时的总大气温度和在地面时的外 温度。地面外界温度的测量是利用引气将外界空气吸入 头，以达到测量的目的。
配，
一个完整的结构或组件的过程。
假设温度而得的减推力，
推力设定值时，假定一个比实际外界空气温
空中交通管制，
AREA NAVIGATION/RNAV, A method of navigation that permits aircraft operations on any desired course within the coverage of station-referenced navigation signals or with
c
ARTIFICIAL FEEL, A force developed in the flight control or brake sys
m
A a m o
by using bleed air to draw ambient air through the sensor when the airplane is not moving.
A or unit.
A
lower thrust obtained by setting a higher than actual Outside Air Temperature (OAT).
弧线，
飞机在围绕DME台等距飞行时的弧形航迹。
区域导航，
容许飞机飞行在有电台参考的导航信号或自备系统能 力极限范围内，飞行任何预定航线的一种导航方法。
模拟感觉
在飞行操纵系统或刹车 动
吸气式总温探
界 探
装 组合成
由
在选择起飞
度高的温度而得到的推力。用这种方法可以减少发动机的 磨损和维护费用。
ATE, SEE - AUTOMATIC TEST EQUIPMENT
ATMOSPHERIC PRESSURE, Pressure of air due to the arth's atmosphere, expressed in pounds per square
ch (psi) or inches of mercury (in Hg) or millibars (mB).
TTITUDE, The relative orientation of the airplane with spect to pitch, roll, and yaw.
UDIO CONTROUSELECTOR PANEL, The panel in e airplane which controls and selects the routing of udio.
UTOLAND, Automatic landing using the Digital Flight ontrol System.
n.
M, A system omposed of all necessary subsystems needed to guide
e flight of an airplane.
EQUIPMENT, System test quipment that operates under computer control.
装置，
e in
A re
A th a
A C
AUTOMATIC DIRECTION FINDER, A system which determines the direction of a radio statio
AUTOMATIC FLIGHT CONTROL SYSTE c
th
AUTOMATIC TEST e
自动测试
见 Automatic Test Equipment．
大气压力，
由于地球周围的大气而产生的空气压力，以每平方寸多 磅（psi）或多少寸高水银柱（in Hg）或毫巴（mB）来 示。
飞机姿态，
飞机与俯仰，坡度，和偏航有关的相对方向。
音频选择面板，
飞机内用来控制和选择音频通路的面板。
自动着陆，
使用数字式飞行操作系统来进行自动着陆。
的系统。
，
系统所组成的一个系统。
在计算机控制下运作的系统测试装置。
少 表
自动定向仪（ADF），
确定无线电台方向
自动飞行控制系统
由所有能引导飞机飞行的子
自动测试装置，
AUTOPILOT, A system which automatically controls and guides the flight of an airplane.
AUTOPILOT FLIGHT DIRECTOR SYSTEM, An
tor
UTOTHROTTLE, A system which automatically ontrols the throttles of an airplane.
POWER UNIT, A small turbine engine in e airplane for supplying electrical and pneumatic ower for systems operation on the ground or in flight.
VM, SEE - AIRBORNE VIBRATION MONITOR
XIAL FLOW COMPRESSOR, A type of compressor sed in a gas turbine engine in which air passes through
XIS, An imaginary straight line or an actual physical omponent (such as an axle) around which a body can
tate.
仪，
自
自动驾驶飞行指引系统，
动驾驶和飞行指引功能的系统。
动油门，
自动控制飞机油门的系统。
是飞机内的小涡轮发动机，在地面或空中给各系统提供 源和气源。
称。
载振动监视器，
见 Airborne Vibration Monitor integrated system containing autopilot and flight direc
functions.
A c
AUXILIARY th
p
AVIONICS, An acronym designating the field of aviation electronics.
A
A u
the compressor in a straight flow, front to rear.
A c ro
自动驾驶
动操纵和引导飞机飞行的系统。
一个综合自
自
辅助动力装置，
电
航空电子学，
是航空电子领域的一特有名
机
．
流压缩机，
一种用于燃气涡轮发动机内的压气机。空气由发动机的 部流出。
线，
可让物体围绕着作旋转运动的一个想像的直线或实际
在的部件（如轴）。
轴
前部轴向流人，压缩后，由后
轴
存
B
ACKCOURSE APPROACH, An approach to a runway
versed.
own on the EFIS that oes not readily change, for example, navigational aids.
vement in the tank or reservoir.
ALANCE TAB, A small hinged moveable part on the ailing edge of a control surface (aileron, elevator,
航道进近，
相反的进近方向。当反航道进近时，无下滑
显示在电子飞行仪表系统上不经常改变的数据。例如：
航设备。
在燃油箱或滑油箱内阻止液体流动的隔板。
动补偿片，
铰接在操纵面后缘（副翼，方向舵，升降舵）的可动部。
与操纵面相反，以帮助操纵面运 B
which is opposite the normal approach. For a backcourse approach, glide slope signals are not available and the sense of localizer signals must be re
BACKGROUND DATA, Data sh d
BAFFLE, A partition in a tank or reservoir to prevent fluid mo
B tr
rudder).The tab moves in an opposite direction to the control surface for assisting movement of the control surface.
反
与正常进近
道信号并且航道信号也必须逆反。
背景数据，
导
缓冲隔板，
随
随动补偿片的动作方向 动，减小操纵力。
BALANCED FIELD LENGTH, The field length associated with optimum aircraft performance when
bstacles are not a constraint. In this case, after engine ilure at V1, the distance required to accelerate, takeoff nd reach a height of 35 feet is equal to the distance
ALLAST, A weight installed in an aircraft to maintain
ALL NUT, A fixed spherical nut driven by the
AR OUT OF VIEW, A signal used to remove the flight
AROMETRIC PRESSURE, The pressure of air above g) or millibars (MB).
ATTERY, An electrical device for changing stored
性能的场长。在此
况下，V1时发动机故障，要完成加速、起飞、离地35
尺所需距离等于相同速度下完成全停所需的距离。
舱物，
重心在许可范围内面装载的配重物。
形螺母，
的固定的球形螺母，用以使襟翼和水平
引杆消失，
指引杆的信号。
压，
压力。通常以多少寸高水银柱（in
瓶，
的化学能转变为直流电的电气装置。
o fa a
required to stop from the same speed.
B
the center of gravity within allowable limits.
B
jackscrew for flap and stabilizer movement.
B
director command bar(s).
B
zero pressure measured in inches of mercury (in H in
BASE METAL, The underlining metal to which alloying agents or metals are added.
B
chemical energy into direct electric current.
平衡场长，
当障碍物非限制因素使飞机达到最佳 情
英
压
为保持飞机
球
由粗重螺杆驱动 安定面运动。
指
用于除去飞行
气
零压力以上的空气
Hg）或毫巴（MB）来表示。
基底金属，
指合金中的主要金属成份。
电 将储蓄
BATTER direct cu power su
Y BUS, An electrical conductor supplied with rrent from the battery or transformer-rectifier for
pply to operating components.
CHARGER, An electrical device supplied ith alternating current, which produces a direct current utput for charging the battery on the airplane.
AY, A compartment in the airplane structure.
CD, SEE - BINARY CODED DECIMAL
EACON, A device which emits a signal for use as a uidance or warning aid.
BEARING (NO. 2), The direction from an airplane to a ground station.
瓶汇流条，
将从电瓶或变压整流器来的直流电供给工作部件的导 体。
瓶充电器，
用交流电向飞机内电瓶充电的电气装置。带有交流电的 气装置，该装置产生直流电向飞机上的电瓶充电。
舱，
飞机结构中分隔的空间。
二进制编码，
见 Binary Coded Decimal BATTERY
w o
B
B
B g
BEARING (NO. 1), A surface that supports a moving part and reduces friction between the two.
电
电
电
电
隔
．
信标，
发射引导或警告用信号的装置。
方位（NO．2），
从一架飞机到地面台的方向。
轴承（NO．1），
用于减轻机械转动磨擦的机械装置。
BELLCRANK, A double lever in the control syst changing direction of motion.
em for
ct in the neumatic system for absorbing expansion of duct due
heat.
ELLOWS (NO. 2), Corrugated folded or pleated ontainer or compartment used to measure pressure.
EZEL, The part of an instrument case for locking the lass.
IAS, The potential difference applied between two oints for controlling a circuit.
BILGE, The lowest part of an aircraft fuselage. A place where water, dirt and other contaminants collect.
气源系统内提供管道热胀冷缩所需要的余地的波状 轫管。
空膜盒，
一种具有波状表面的容器。用于量测气压。
嵌沟缘，
将表面玻璃固定在仪表上的圈状零件。
压，
在控制电路的两点之间的电位差。
机身腹部，
机身的最底部，通常水，脏物，和其他外来物集存于此。
BELLOWS (NO. 1), A corrugated flexible du p
to
B c
B g
B p
直角摇臂，
在操纵系统中改变运动方向用的双臂摇臂。
波纹管，
柔
真
镶
偏
BINARY CODED DECIMAL, A system of coding each digit in a decimal number using the binary equivalent.
BINARY NUMBER SYSTEM, A number system using s
IT, In the binary number system, the smallest unit of formation, consisting of a 0 or a 1.
ITE, SEE - BUILT-IN TEST EQUIPMENT
LANK DISPLAY, A display that does not have any dications, normally due to failure.
LACK BOX, A container for electronic circuits to record ight data.
LEED AIR, Air taken from the engine to power various ircraft accessories.
A valve in the pneumatic system for air supply from the engine or auxiliary power unit to the pneumatic manifold. A valve on the engine for reducing pressure in the compressor section.
进制，
进制，
一般用0和1）和2为底的数字系统。
特（二进位数），
二进制中的最小信息单位，包括0或1。
内自测系统，
见 Built-in Test Equipment two symbols (usually denoted 0 and 1) and having 2 a
its base.
B in
B
B in
B fl
B a
BLEED VALVE,
二进制编码的十
一种编码系统。用等效二进制位数编译十进位数的每一 位。
二
以两个符号（
比
机
.
白显示，
通常因故障而造成的显示器上没有任何指示。
匣子，
装有用于记录飞行数据的电路系统的容器。
气，
取自发动机而用以驱动飞机上之各种附件的空气。
气源系统内，使来自发动机或辅助动力装置的空气进人 气源支管的活门。发动机上，用来降低压气机压力的活门。
空
黑
引
引气活门，
BLOCKER DOOR, A device on the engine for blocking the normal airflow during thrust reverser operation.
LOWER, An electrically operated fan for circulating air.
LOWOUT PANEL, A panel in the structure between o compartments that opens to equalize pressure in e compartments.
ODY GEAR, The landing gear attached to the
grounding.
正常的 气流。
鼓风机，
用来使空气循环的电动风扇。
压口盖，
两个隔舱之间的口盖，打开后可使两舱压力相等。
身起落架，
身构架上的起落架。
B
B tw th
B
fuselage structure.
BONDING JUMPER, An electrical connection between a component and airplane structure for electrical
阻流门，
发动机上的一个装置。在反推工作时用于阻挡
卸
机 装在机
搭接片，
连接某个部件与飞机结构以形成接地的电接头。
BOOLEAN ALGEBRA, A mathematical system for writing combinations of logical statements.
BOOST PUMP, An electrically operated fuel pump for fuel supply from the airplane fuel tank to the fuel manifold.
BORESCOPE, An electro-optical device for looking at ternal parts of an engine through holes in the engine.
orescope ports)
OURDON TUBE, A curved flat tube in a pressure gage r moving the pointer when pressure changes inside
on the ability of the brakes to bsorb a predetermined amount of energy during a
jected takeoff.
用于通过发动机内的孔（孔探口）观察发动机内部件的 光设备。
端管，
测压计内的弯曲扁管，管内压力的变化时它使指针移 力。
极限重量，
最 起飞重量。
发动机滑油系统与大气相通的通气口。
in (b
B fo the tube.
BRACKET, To enclose or surround.
BRAKE ENERGY LIMIT WEIGHT, The maximum takeoff weight based
a re
BREATHER, A vent to ambient of the engine oil system.
布尔代数，
一种用于编写复合逻辑命题的数学系统。
增压泵，
从飞机油箱向总油管提供燃油的电动泵。
孔探仪，
电
包
动，以指示压
托架，
用于作支撑、装托、或围绕之用。
刹车能量
中断起飞过程中，取决于刹车吸收预定能量之能力的 大
通气装置，
BUFFET, Vibration of the wings and airframe resulting from unsteady airflow over the wing; caused when airspeed is too slow, the bank angle is too steep, or
irspeed is too fast.
UILT-IN TEST EQUIPMENT, Equipment installed on e airplane and in airplane systems to test the systems ithout external test equipment.
UFFET MARGIN, The amount of residual maneuver apability present before the onset of buffet.
UG SPEED, A preselecteed speed to be observed
nding sequence.
k ng landing gear operation.
速度太慢或太快，坡度太大，均会引起抖振。
自检设备，
安装在飞机和飞机系统中，在无外接检测设备情况下，
用于检测系统的设备。
抖振裕度，
飞机在遭遇抖振之前，剩余机动能力的大小。
标速度，
在某些机动飞行过程中，特别是在进近和着陆时，飞机 预定速度。
力装置，
架工作的一种机械设备（弹簧或减震器）。
流条，
在部件或组件之间传输电、数据、或定时的单一电线或 a
B th w
B c
B
during certain maneuvers, particularly the approach and la
BULKHEAD, A structural partition in the fuselage or wing.
BUNGEE, A mechanical device (spring or a shoc absorber) for assisti
BUS, A single wire or group of wires which transfers power, data, or timing between several units or modules.
抖振，
由于机翼上表面的不稳定气流引起的机翼和机体的振 动。飞行
游
所应保持的
壁板式隔框，
机身或机翼内一种结构隔板。
张
用于协助起落
汇
电线组。
BUS DRUM, A mechanical connection with pulleys cables in the control system.
and
l circuits for control and protection of lectrical alternating current supply to the airplane.
duct for closing and opening the duct assage.
UTTOCK LINE, A vertical reference plane along the selage for horizontal measurements of the airplane.
接。
组件，内含控制和保护飞机交流电源的电
。
作动简控制的转动装置。用来关闭和 启管道。
沿机身走向的垂直参考面，用于飞机的水平测量。
BUS PROTECTION PANEL, A module (black box) containing electrica
e
BUTTERFLY VALVE, An actuator-operated, rotating device in a
p
B fu
转动鼓轮，
在操纵系统中，具有滑轮和钢索的机械式连
汇流条防护板，
黑匣子式的 路
蝶形活门，
是一个在管道中由 开
纵剖线，
BYPASS VALVE, A valve through which air or fluid will flow if the normal flow path is blocked.
BYTE, A group or string of binary digits. A byte is sually eight bits long.
ABIN ALTITUDE, Atmospheric pressure maintained ithin the cabin, indicated in terms of feet above sea
ALIBRATE, To repair, adjust, fix or correct the easuring capabilities of a measuring device.
ALIBRATED AIRSPEED (CAS), Indicated airspeed AS) corrected for position error.
nical omponents.
，
节，
一组或一列二进制数。通常一个字节长8位。
舱高度，
座舱内保持的空气压力，以海拔多少英尺表示。
准，
修理，调整，定位或改正测量装置的测量功能。
正空速（CAS），
在修正了位置误差之后的指示空速（IAS）。
用来移动机件的一种转动装置。
u
C
C w level.
C m
C (I
CAM, A rotating device for movement of mecha C
旁通活门
气流或液流在正常通道阻塞时所经过的活门。
字
座
校
校
凸轮，
电 CAM-OUT, An autopilot condition in which the actuator detent piston is overridden, either manually or by the
ther autopilot actuator.
AP, SEE - CAPTURE
APACITANCE, The measurement of electrical energy tored in a capacitor (condenser).
APACITOR, An electrical component of two metal lates separated by a dielectric material, for storing lectrical energy.
CAPTURE, An autopilot or flight director function to acquire a selected mode.
CARD FILE, A container on the airplane for printed circuit cards.
一自 动驾驶舵机所超控。
截获，
见Capture o
C
C s
C p e
凸轮不工作，
一种自动驾驶状态。此时舵机锁定活塞被人工或另
．
电容量，
电容器内所储存的电能的量度。
容器，
两片金属中间用绝缘材料隔开的电器。用以储存电能。
截获（CAP），
自动驾驶仪或飞行指引仪的获取选定方式的功能。
线路板盒，
飞机上安装印刷线路板的容器。
CASCADE, Two or more similar circuits or amplifying stages in which the output of one circuit provides the
put of the next.
ASCADE VANE, A vane for turning the engine airflow uring operation of thrust reverser.
ASE DRAIN, A drain carrying lubricating and cooling uid from a hydraulic pump.
ATHODE, The element from which the principal tream of electrons flows.
ATHODE RAY TUBE, An evacuated glass tube with a
CEILING, The height above the ground or water of the base of the lowest layer of cloud below 6000 meters (20,000 feet) covering more than half the sky.
程。该 程中，一个电路的输出为下一个电路的输人。
叶栅叶片，
在反推工作时，使发动机气流向相反方向流动的叶片。
匣余油管，
液压泵多余的润滑液及冷却液的排放口。
极，
电子流流出的极位。
极射线管，
有显象屏幕的真空玻璃管。用于显示信息。
云高（云底高），
6000米（20,000英尺）以下已覆盖一半以上天空的最 低云层底距离地面或水面的高度。
in
C d
C fl
C s
C
viewing screen, used for displaying information.
级联，
两个或两个以上的类似电路的逐级连接或放大过 过
泵
阴
阴 一个具
CELSIUS, A temperature scale in which zero is the freezing point of water and 100 is the boiling point of water.
CENTER OF GRAVITY, The balance point of an object r rigid structure expressed in terms of percent Mean
erodynamic Chord or in inches from a reference point.
ENTERING CAM, A cam for moving a mechanism to a eutral position.
IGURATION, A configuration of the ircraft approved for operation by the local governing gency.
ENTRAL PROCESSING UNIT, In a computer or igital circuit, the section containing the arithmetic and
gic,control, and internal memory circuits.
ENTRIFUGAL FLOW COMPRESSOR, A type of ompressor in which air is taken into the center of the
peller and is slung outward centrifugally into a diffuser here it is slowed and pressure is increased.
构的平衡点，以平均气动力弦的百分比或 某一参考点若干英寸来表示。
中凸轮，
将机构移向中立位置的凸轮。
格的装机状态，
由当地主管单位批准使用的飞机装机状态。
中央处理器，
计算机或数字电路中含有运算，逻辑，控制和内部存 储电路的部分。
心式压气机，
压气机的一种。当进气到达叶轮中心时，被叶轮离心抛 进人扩散器。在扩散器中气体流速减慢，压力增加。
o A
C n
CERTIFIED CONF a
a
C d lo
C c im w
摄氏度（°C），
温度的度量单位。在此单位中，0°C表示水的冰点，
100°C表示沸点。
重心
物体或刚性结 距
回
合
离
出
CHANGEOVER, Conversion from one mode to another.
HARGING VALVE, A valve for supplying air or fluid to
HECK VALVE, A valve allowing flow in only one irection. See Non-Return Valve.
HECKSUM, In a computer, a summation of digits or its which are primarily used for error detection.
HIP DETECTOR, A magnetic plug in sumps of bricated components for detection of internal failure of e component.
HORD, A structural component of spars or frames.
添活门，
器充气或加液的活门。
单向活门，
仅容许单向流动的活门。见 Non－Return Valve C
a reservoir.
C d
C b
C lu th
C
转换，
由一个方式转换到另一个方式。
加
用来向储存
。
总和校验，
计算机中，把那些用来探 错误的数宇或位数的总和进
求和计算。
属碎屑探测器，
装在被润滑的部件滑油回油管路上的磁性塞子。用来探 部件内部有无损坏。
弦，
梁或框架的结构部件。
测 行
金
测
翼
CIRCUIT, A closed path through which current flows
ource.
IRCUIT BREAKER, A device that automatically
eactivate the system.
lear of all non-frangible objects which ay be used as takeoff distance available when alculating a takeoff weight.
r water under the control of the appropriate uthority,selected or prepared as a suitable area over
hich an aeroplane may make a portion of its initial limb to a specified height.
increasing.
sed
LOCK SIGNAL, A continuous string of pulses used for
开关，
故障情况下自动中断电流以保护线路不受过电损
体障碍物的区域。在计 起飞重量时该区域可作为可用起飞距离。
是在有关当局管辖的地面或水域内一个界限明确的长 形区域。在这个选定的合适区域内，飞机可完成初始爬 的一部分，上升到一个指定高度。
飞机高度不断增加的飞行阶段。
钟脉冲，
from a source, through various components, and back to the s
C
interrupts the flow of electricity (current) during fault condition to protect wiring from excess current. Circuit breakers are also used as a means to manually d
CLEARWAY 1, An area beyond the takeoff end of the runway which is c
m c
CLEARWAY 2, A defined rectangular area on the ground o
a w c
CLIMB, Phase of flight where the altitude is
CLIMB LIMIT WEIGHT, Maximum takeoff weight ba on a minimum climb gradient with one engine inoperative.
C
电路，
一个闭合的回路。电流由源头流出，经过各个元件流回 源头。
跳 能在
坏的装置。跳开关也可用于人工使系统无效。
一号净空道，
是跑道起飞端以外，不含任何刚 算
二号净空道，
方 升
爬升，
爬升限重，
取决于由一台发动机工作时的最低爬升梯度的最大起 飞重量。
时
COALESCER, A device in the water separator for ollecting moisture from the cold air.
n antenna with a receiver or transmitter.
he cable has an inner conductor and an outer rounded shield.
ting one inside the ther for rotating the low and high pressure
ompressors by the low and high pressure engine rbines.
OMBUSTION CHAMBER, A part of an engine for urning fuel in the air supplied by the compressor.
置。
射机的电缆。电缆 中心导体和外层的屏蔽所组成。
两个套在一起旋转的轴。用于使发动机低压和高压涡轮 别带动低压和高压压气机。
烧室，
发动机的一部分。用来使燃油和压气机所提供的空气相 合而燃烧。
c
COAXIAL CABLE, An electrical cable usually connecting a
T g
COAXIAL SHAFT, Two shafts rota o
c tu
C b
凝聚器，
水分离器内收集冷空气中水份的装
同轴电缆，
一种通常用来联接天线与接收机或发 由
同心轴，
分
燃
混
COMMAND BAR, A flight director pitch or roll comman indication.
d
OMPANY ROUTE, A route flown by the airplane
OMPASS LOCATOR, A low power, low or medium equency (L/MF) radio beacon usually installed in onjunction with the outer or middle marker of an
tor (LOM), A compass locator installed in conjunction with the outer marker of an instrument landing system.
ss le
OMPENSATION, To offset, balance, or counteract.
OMPENSATOR, A dual capacitor for changing the fuel aging circuit capacitance due to changes in fuel ensity.
OMPOSITE MATERIALS, Non-metallic materials used r airplane construction. Fiberglass, Nomex, Kevlar, raphite Epoxy are composite materials.
司航路，
在飞行管理计算机数据库内由航空公司飞行
盘定位台，
与仪表着陆进近系统的远距或中距指点标配套安装的 功率、低频、或中频无线电信标装置（低功率NDB台）。
程序中用来导航。
1．远台，
与仪表着陆进近系统的远指点标配套安装的罗 盘信标台（NDB）。
偿，
抵消、平衡、或中和。
偿器，
在燃油计量电路中，用来改变电路上的电容，以与燃 密度改变所引起的电容改变相抗衡的双电容器。
合材料，
用于飞机制造的非金属材料。如纤维玻璃，Nomex，
evlar及石墨环氧树脂等，都是复合材料。
C
operator that is normally stored in the flight management computer's data base.
C fr c
instrument landing system (ILS). It can be used for navigation as authorized in the approach procedure.
1. Outer Compass Loca
2. Middle Compass Locator (LMM), A compa locator installed in conjunction with the midd marker of an instrument landing system.
C
C g d
C fo g
指令杆，
飞行指引仪俯仰或坡度的指令显示。
公
通常储存 的航路。
罗
低
经认可后在进近
2．中台，
与仪表着陆进近系统的中指点标配套安装的罗 盘定位台（NDB）。
补
补
油
复
K
COMPRESSOR, A rotating part of an engine driven by or increasing air ressure and temperature before the air enters the ombustion chamber, Low pressure compressor - front ection of compressor, High pressure compressor- rear
OMPRESSOR STALL, An event that occurs when ere is a complete stoppage of air or reversal of air flow
COMPRESSOR SURGE, SEE - COMPRESSOR
STALL COMPUTED AIRSPEED, Indicated airspeed corrected for the static source error.
的机械轴来驱
，用来增加吸进空气之压力和温度，以供燃烧室使用。
压压气机—压气机的前段，高压压气机—压气机的后
。
气机失速，
当气流完全停止或通过压气机时气流方向逆反的一种
压气机喘振，
见 Compressor Stall a mechanical shaft from the turbines f
p c s
section of compressor.
C th
through the compressor.
压气机，
发动机内的一个旋转部件。由与涡轮相连 动
低 段
压
现象。
．
计算空速，
修正了静态源误差后的指示空速。
COMPUTER, A device that performs arithmetic operations, manipulates data, and makes decisions.
ditioning the air and the frigerant or moisture vapor is changed into a liquid.
ine
ONFIGURATION, The position of flight controls,
missing which may affect the aerodynamic performance of the
置。
中能使热能散发到空气中，以及使冷冻剂或湿 转变为液体的部件。
连接到飞机结构上。
态，
定飞行阶段中，飞行操纵面，起落架等的位置。
），
受到影响。
CONDENSER, The component in an air con system where heat energy is given to re
CONE BOLT, A bolt in the shape of a cone for eng attachment to the airplane structure.
C
landing gear, etc., for a particular phase of flight, e.g., Takeoff Configuration, Landing Configuration, etc.
CONFIGURATION DEVIATION LIST (CDL), Appendix in the Airplane Flight Manual (AFM) allowing operation of the airplane with certain airframe parts
计算机，
能作算数运算，数据操纵，和决策的装
冷凝器，
空调系统 气
锥形螺栓，
外形是锥形的螺栓，用以将发动机
形
在某一特
如起飞形态，着陆形态等。
缺件单（CDL
飞机飞行手册的附录所开列的飞机上某些零件的清单。
在缺少这类零件时，可以飞行但气动性能可能
CONSTANT SPEED DRIVE, A hydro-mechanical component for changing variable engine gearbox speed
ONTROL AXES, The three axes of the airplane which re perpendicular to each other and pass through the enter of gravity of the airplane.
Pitch axis - Horizontal or lateral axis, passes through the airplane from one side to the other - nose up and nose down control is by elevators (and stabilizer for trim).
Roll axis - Longitudinal axis, passes through the airplane from front to rear - wing up and wing down control is by ailerons and flight spoilers.
Yaw axis - Vertical axis, passes through the airplane from top to bottom - left and right control is by rudder.
置，
制轴，
通过飞机重心互相垂直的三个轴。
俯仰轴—又称水平轴或横轴。由飞机的一侧通向另 侧。飞机绕此轴转动即造成机首的俯与仰 俯仰控制是由升降舵来达成的，水平安定 则为配平之用。
横滚轴—又称纵轴。由飞机的前部通向后部。机翼 下运动由副翼和飞行扰流板控制。
偏航轴—又称垂直轴。由机身上方通向下方。飞机 此轴转动即造成机首之左右运动，此一运
由方向舵控制。
to constant speed to drive the electrical power.
C a c
恒速驱动装
将发动机齿轮箱的可变转速转变为恒速以驱动电源的 液压机械式部件。
控
一
。 面
上
绕 动
CONTROL COLUMN, A mechanical component used rs nd elevators.
ONTROL SURFACE, Moveable panels on wings and il for movement of airplane on pitch, roll and yaw axes.
ONTROL TAB, SEE - BALANCE TAB
ONTROL AREA, A controlled airspace extending pwards from a specified limit above the earth.
ONTROL ZONE, A controlled airspace extending pwards from the surface of the earth to a specified pper limit.
is
机械部
。
操纵面，
机翼和机尾上的可动面板，用以操纵飞机俯仰，坡度，
和偏航运动。
操纵片，
见“平衡片”Balance Tab by the flight crew for operation of ailerons, flight spoile
a
C ta
C
C u
C u u
CONTROLLED AIRSPACE, An airspace of defined dimensions within which air traffic control service
驾驶杆，
飞行员用来操纵副翼、飞行扰流板和升降舵的 件
．
管制区域，
高于地面的指定极限以上的受管制的空域。
制范围，
由地面到指定的高度以内的受管制的空域。
一个范围明确的空域。在该空域内，仪表飞行规则飞行 管
受管制空域，
CONVERSION, To change into another form.
COORDINATES, The intersection of lines of reference, sually expressed in degrees/minutes/tenths of minutes f latitude and longitude, used to determine position or
CO
destruction of th chemical conta
COWL, A remo for access to th
Fa
Nose Cowl - Front section of the nacelle for air inlet to the engine.
Side Cowl - Cover around the sides of the engine.
Thrust Reverser Cowl - Cover around the core section.
Translating Cowl -The moveable outer portion of the thrust reverser cowl which is operated during reverse thrust.
标，
基准线的相交点。一般以经纬度的度／分／十分之一分 读数来确定位置和方位。
腐蚀
动机外部可拆除的罩子。发动机上的构件必须要取下 流罩后，才能够到。
风
机的短舱的前段。
侧整流罩一发动机两侧的罩子。
反推整流罩一发动机主体外的罩子。
移动整流罩一反推整流罩外可移动的部份，在反推工 作时使用。
u o
location.
RROSION, A chemical action which causes gradual e surface of a metal by oxidation or mination.
vable cover around the engine sections e components on the engine.
n Cowl - Cover around the fan section.
转换，
改换到另一个方式。
坐
的
，
氧化或化学污染造成金属表面逐渐破坏的化学反应。
发动机整流罩，
发 整
扇整流罩一风扇外围的罩子。
前整流罩一引导空气进人发动
CPU, SEE - CENTRAL PROCESSING UNIT
CROSS TRACK, At 90 degrees from the desired track f the airplane. For example, cross track distance is the istance from the desired track measured 90 degrees om the desired track.
ROSS-CHANNEL, Electrical wire(s) connected from ne system to another like system, for example, FCC
" to FCC "B".
n adjacent engine or one on the other side.
l crossfeed anifold for fuel flow from one side of the airplane to the ther side.
re
RUISE ALTITUDE, An altitude or flight level
，
o d fr
C o
"A
CROSSFEED, An interconnection between fuel manifolds for fuel flow from one side of the airplane to a
CROSSFEED VALVE, A valve in the fue m
o
CRT, SEE - CATHODE RAY TUBE
CRUISE, Phase of flight where altitude and speed a basically constant.
C
maintained during enroute level flight.
中央处理器
见Central Processing Unit．
交叉航迹（XTK），
与飞机预计航迹成90°角的航迹。例如，交叉航迹距离 是用与预计航迹成90°角量取的到预计航迹的距离。
通道跨接，
电线由一个系统接到另一个类似系统。例如：由FCC“A”
接到FCC“B”．
机身另一侧的发动机。
于使燃油从飞机的一侧 向另一侧。
见 Cathode Ray Tube 交输，
燃油支管之间的交连设备。可使燃油从飞机一侧流向邻 近的发动机或在
交输活门，
燃油交输支管内的一个活门。用 流
阴极射线管，
.
阶段。
航高度，
飞行期间，飞机所保持的高度或飞行高 巡航，
飞机的高度和速度基本上没有什么变化的飞行
巡
在航线上水平 度层。
CSD, SEE - CONSTANT SPEED DRIVE
CURE, A chemical change which takes place in a resin and fiber based component causing it to solidify.
CYCLE, A complete series of events that take place gularly normally in a continual sequence.
AMPER, A device for slowing down or limiting
DASHPOT A mechanical damper for slowing down ovement by restricting fluid flow.
D
ATA BASE, Stored information which is used as the ba
DATA BUS, A conductor over which digital data is . transmitted.
DECELERATION, To decrease in velocity.
装置，
rive
re
D
D
movement.
m
ATA, Another name for information.
D
sis for computation.
恒速驱动
见 Constant Speed D ．
期，
不断重复发生的事件的一个完整系列。
尼器，
慢的一种机构。
缓
用限制液体流动的方法以减慢物体运动的机械式阻 尼
数
料的另一名称。
据库，
数据总线，
一条或一对导线，用来传输数字信息的通道。
减速，
速度随时间的递减量。
固化，
树脂和纤维部件内化学反应使之成为固体的变化过程。
周
阻
用来使运动减
冲器，
器。
据，
资
数
储存起来以便在计算时使用的资料。
DECIBEL (db), A unit of gain derived by computing the tio of input power to output power.
ECISION ALTITUDE/HEIGHT (DA/H), A specified ltitude or height (A/H) in the precision approach at
hich a missed approach must be initiated if the
ECISION HEIGHT (DH) 1, With respect to the
proach or execute a missed approach.
proach to trigger the decision of either nding or go-around.
ECOMPRESSION, The loss of internal aircraft air ressure.
E-ENERGIZE, To turn off or cause to not operate.
rom the tanks using airplane fuel pumps or external suction.
算的一个增量单位。分贝 常表示两个声音信号或电力信号在功率或强度方面的 对差别的单位，相当于两个水平的比率的常用对数的十
断高度/高（DA／H），
在继续进近必需的目视参考没有建立的情况下开始复 的精密进近中的一个指定高度或高（A／H）。
断高（DH）1，
操纵而论，指在使用仪表着陆系统或精密着陆雷
生继续着陆还是复飞决定的高。
飞机失去内部空气压力。
开，
关断或使不工作。
机的油泵或外部的吸油装置将燃油从燃油箱排 ra
D a w
required visual reference to continue the approach has not been established.
D
operation of aircraft, means the height at which a decision must be made, during an ILS or PAR instrument approach, to either continue the ap to
DECISION HEIGHT (DH) 2, An altitude used during a precision ap
la
D p
D
DEFUEL, A method for removing fuel f
分贝，
以输人与输出功率的比率来推 通
相 倍
决
飞
决 就飞机
达引导进近时，必须要作出的是继续进近，还是中断进场 复飞决定时的高。
决断高（DH）2，
精密进近时产
失压，
断
排油，
用飞
DEFUELING VALVE, A valve in the fuel system for efueling the tanks and for transferring fuel between the
E-ICING, Removing ice after it has formed on aircraft.
Change or difference.
EPARTURE CONTROL, A function of an approach ontrol facility providing air traffic control service for eparting IFR and, under certain conditions, VFR
EMODULATION, The process of retrieving information carrier voltage.
ation.
lic creasing hydraulic reservoir air pressure to mbient pressure.
箱排油和在燃油箱之间 送燃油。
冰，
除去已凝结在飞机上的冰。
删去或取消。
量，
变化或差异。
场控制，
给用仪表飞行规则离场，和在某种情况下用目视飞行 则离场的飞机提供空中交通管制服务的进近管制设施
。
调，
电压中获得调制电压的处理过程。
环境 力相同的活门。
d tanks.
D
DELETE, To remove or cancel.
DELTA,
D c d aircraft.
D
(modulation) voltage from a modulated
DEMODULATOR, A device or circuit which performs the process of demodul
DEPRESSURIZATION VALVE, A valve in the hydrau system for de
a
排油活门，
燃油系统中的活门。用以为燃油 输
除
删除，
变
离
规
的一种功能
解 从载波
解调器，
完成解调过程的装置或电路。
减压阀，
在液压系统中，将液压油箱空气压力减至与周围 压
DESCENT, Phase of flight where altitude is decreasing.
ETAILED FLIGHT PLANNING, The calculation of fuel nd required for a trip by considering each phase of ight (climb, cruise, descent, reserves).
al or
ETENT SOLENOID, An electrical solenoid used for t.
specified course or rocedure.
e.
飞行计划，
将航班中的每个阶段（如爬升，巡航，下降，备降）都 人考虑，来计算该航班所需要的燃油量。
用来感应情况之正常与否的电气装置。
定电磁线圈，
出接通的电磁线圈。
差，
与指定的航道或程序之差。
用气压或液压操作的活门机构中的柔性部件。
D a fl
DETECTOR, An electrical device for sensing norm abnormal conditions.
D
controlling the engagement of the actuator outpu
DEVIATION, To change from a p
DIAPHRAGM, A flexible part for operating a valve mechanism by pressur
下降，
飞机高度不断降低的飞行阶段。
详细
列
探测器，
锁
用于控制作动器输
偏
隔膜，
DIELECTRIC, A material which does not conduct electricity and used between the plates of a capacitor (condenser).
nother pressure in the same system, measured in ounds per square inch differential (psid).
IFFUSER, A part of an engine between the
ompressor and combustion chamber for reducing the air pressure.
igh pulses.
ignal that is a close approximation of the original ignal.
IHEDRAL, The angle between the wing reference lane and water line.
的压力，以每平方英寸 少磅压差计算（psid）。
散器，
发动机内压气机和燃烧室间的一个部件，用来降低空 增高空气压力。
换，
的连续可
（模拟）信号的处理过程。
反角，
机翼基准面与水线之间的夹角。
DIFFERENTIAL PRESSURE, Pressure relative to a
p
D c
airflow speed and increasing the
DIGITAL, Digital refers to a signal whose amplitude remains constant for a finite period of time. Digital signals are commonly represented as a series of h and low
DIGITAL-TO-ANALOG, The process of converting a digital signal (binary) to a continuously variable (analog) s
s
D p
电介质，
一种用于电容器板之间的不导电的材料。
压差，
相对于同一系统内另一个压力 多
扩
气流速并
数字式，
指一种信号。该信号在一定的时间内，振幅保持不变。
通常由一系列的高低脉冲表示。
数一模转
将数字信号（二进制）转换成与原信号相似 变
上
DILUTER DEMAND REGULATOR, A component in the crew oxygen system which mixes air and oxygen and
upplies constant oxygen pressure even if there are hanges in ambient cockpit pressure.
IM, A word value of light. For light control devices - dim the opposite of bright.
IODE, A device which allows electronic current to flow only one direction
uid in a reservoir.
DIRECT, Straight line flight between two navigational aids, fixes, points or any combination thereof. When used by pilots in describing off-airway routes, points defining direct route segments become compulsory reporting points unless the aircraft is under radar control.
节器，
将空气和氧气混合，
使驾驶舱环境压力改变，它也能提供恒定的氧气压力。
，
一个形容光线亮度的词。对于灯光控制装置，暗的反 词是亮。
极管，
只允许电流向一个方向流动的电子装置。
器内液体的量。
直飞，
两个导航台，定位点，导航点，或任何的组合之间的直 线飞行。在被飞行员用于描述偏置航路时，除了在雷达控 制的情况下，确定直线航段的导航点成为必报点。
s c
D is
D in
DIPSTICK, A calibrated rod or stick for measuring a quantity of fl
稀释氧调
驾驶舱氧气系统中的一个部件，它 即
暗
义
二
量尺，
校准过的棒或尺，用于测定蓄液
DIRECT MEMORY ADDRESSING, Data transfer within
it intervention.
to
ISK VALVE (OBSOLETE TERM - BUTTERFLY in a duct
CH DEVIATION, Variation from certified onfiguration which is authorized by MEL or CDL to ermit continued safe operation of airplane. This enerally applies to an inoperative system or
DISPATCH DEVIATIONS PROCEDURES GUIDE (DDPG), A Boeing document that combines Minimum Equipment List (MEL) and Configuration Deviation List (CDL) items into one reference book. Gives required procedures for dispatching aircraft with certain parts inoperative or missing.
寻址，
接传输。
，
式活门，（老式叫法：蝶形活门），
简进行操作，安装在管道上的旋转装置。用来
件放行形态变动，
从最低设备清单和缺件单准许的飞机安全操纵形态的 差。该偏差通常适用于不工作的系统或部件。
缺件放飞程序指南，
综合最低设备清单和缺件单，波音公司参考文件旨在建 议某些飞机部件不工作或缺失时，放飞需要的程序。
a computer directly with the memory without central processing un
DISARM, A component when disarmed is not ready operate.
D
VALVE), An actuator-operated, rotating device for closing and opening the duct passage.
DISPAT c p g
component.
直接存储器
不通过中央处理器，计算机数据与记忆的直
解除预位
解除预位后的部件，不能立即开始工作。
盘
利用作动 控制管道的通断。
缺
偏
