航空专业英语

2021年1月26日发(作者：毕竟)
1. Antennas
are
installed
in
the
locations
shown,
A
low
drag
design
is
used
for
theVHF
communication antennas
天线被安装在如图所示的位置，低阻设计被用于基高频通讯天线

2. An airplane in flight is free to rotate about three axes
：
horizontal
，
longitudinal and vertical
Each axis is perpendicular to the others and each passes through the center of gravi ty
飞机在飞行
中可以围绕
3
条轴转动，即水平轴纵轴垂直轴。每条轴线相互 垂直，且都穿过重心

3. An
airplane
in
flight
is
at
the
center
of
continuous
tug-of-war
between
two
pairs
of
opposing forces
，
lift opposes weight
，
and thrust opposes drag
飞机在飞行中处在两对相反作用
力抗衡的中心点上， 升力与重力对抗，推力与阻力对抗

4. thrust is any force acting in the same direction as the airplane flight path
（
the motion of the
airplane through the air
）
。
Typically the power plant system(the engine and propeller)provides this
force
推力是一种沿着飞机飞行路径相同的方向起作用的力（飞机在空气中运动 的路径）一
般来说动力装置系统（即发动机和螺旋桨）提供推力

5. In straight-and-level, uncelebrated flights the forces about the aircraft center of gravity are
balanced.
Lift
acts
upward
and
is
opposed
by
weight
and
the
aerodynamic
tail
load
which
act
downward
在直线水平且没有加速度的飞行中 ，围绕在飞机上的重心是平衡的，升力是向上
作用的，它被飞机的重力和尾翼载荷也向下

6.
Newton’s
third
law of
motion
states
that
for
every
action
there
is an equal
and
opposite
reaction
牛顿第三运动定律说道、针对每一个作用力都有 一个与其方向相反大小相等的反作
用力

7. figure 1.1
the three axes of an aircraft are mutually perpendicular
，
and all pass through
the center of gravity of aircraft
飞行器的三条轴是相互垂直的而且都穿过飞行器的重心。

8. There are various surfaces located on the wings .On most aircraft, leading edge flaps and
slats are located on the front of the wings, Leading edge flaps are sometimes called Krueger flaps,
There
are
also
inboard
and
outboard
flaps
on
the
trailing
edge.
These
control
surfaces
are
hydraulically powered and only extended or retracted during take-off and lan ding
在机翼上有各
种舵面，
在大部分飞行器中前缘襟翼和缝翼位于机翼前部
,
前缘襟翼有时被称为克鲁格襟翼
.
还有内侧和外侧后缘襟翼。这些舵面由液压驱 动
,
只在飞机起降期间收放。

9. Three
primary
jacking
point.(A,B,C)
are
used
to
raise
and
lower
the
airplane.
These
jacking
points
consist
of
jacking
pads
which
are
integral
to
the
airplane
body
三个主要的顶起
点
(A,B,C)< br>被用来把飞机顶起或者放下。这些顶起点是由顶起座垫组成的。机身和垫座是一
个整体。

10. External electrical power, 115 volts ascend 90KV
A is supplied by external sources through
a connection located near the nose gear
外部电源为
115
伏的交流电和
90
千伏安是被一个位于
起落架附近的电连接器连接的。

11. Airplane
towing
is
accomplished
by
tow
tractor
and
tow
bar.
Normal
operation
is
accomplished by use of the nose gear forward tow fitting
飞机的 牵引是由牵引车和牵引杆来完
成的。正常操作是通过使用前起落架的牵引接头完成的。

12. The
airplane
structure
incorporates
advanced
composite
materials
for
their
high
strength-to-weight
properties.
As
much
as
25%
weight
savings
have
been
realized
on
airplane
components
utilizing
composite
materials.
飞机结构采用了先进的符合材料，因为他们具有高
强度重量比 特性，飞机零件使用复合材料后节省了
25%
的重量

13. Graphite
fiber
like
Kevlar
is
derived
form
a
petroleum
base.
The
fibers
are
woven
into
fabric
or
tape
and
impregnated
with
epoxy
石墨材料和凯夫勒一样是从石油产品中衍行出来
的，纤 维被编织成织物或带状，并且被浸入环氧树脂

14. In
all
cases
where
aluminum
components
come
into
contact
with
graphite
parts,
Fay
surface protection is mandatory
在所有情况下，
铝接触到石墨组件部分，< br>对它表面的保护是强
制性的

15.
Equipment racks are identified by an ‘E’
followed by number ,Additionally shelves within
a rack are identified by a dash number starting from top to bottom
设备支架式有一个字母
E
后跟
一个数字来标识的，另外支架内的搁板是由破折号
--
表示的，它从上往下排列的

16. When replacing printed circuit cards remove system electrical power. A wrist strap must be
worn by the technician and connected into the ELECTROSTA
TIC GEOUND JACK of the card
file. This places the unit and technician ta the same potential preventing static damage to ESDS
devices on the cord
当更换印刷电路板 时，
要先拔掉系统电源。
技术人员必须佩带腕带，
丙炔
吧腕带链接到静电接地 插座上，
这样就把技术人员和远见放在同一电位上，
防止损坏静电放
电设备

17. The FAA issue mechanics and repairmen certificates, Mechanics can get either an airframe
certificate or a power plant certificate-most mechanics get both
美国联邦航空局发布机 械师证和
修理人员的证书，
机械师可以获得集体证书或者动力装置的证书，
大部分机械 师这两个证都
有

18. You
must
be
employed
for
a
specific
job
requiring
special
qualifications
by
an
FAA-certified Repair Station, commercial operator, or air carrier
你必须被由美国联邦航 空局认
可的修理站、商业运营商或者航空公司所雇用的从事一项需要专门资格的具体工作

19. You
can
attend
one
of
the
170
FAR
part147
Aviation
Maintenance
Technician
School
nationwide. These school offer training for one mechanic’s certificate or both
你可以选择全国范
围内的
170
家符合美国联邦航空条例第
147
部要求的航空维修技术学院的其中一家去上学，
这些学校会剔提供个到两个的机械师证的培训

20. You must present an official letter form
your
military employer certifying
your length if
service, the amount of time you worked in each specialties
你必须出示一份由你不对用人单位< br>签署的正式函件，来证明你服役时间的长短，你在每个专业工作的时间的多少

21. If you fail part of a test, you have to wait 30 days before you can take it again unless you
give a letter to the Examiner showing you’ve gotten additional training in the areas you failed
如
果你在考试中的某个环节失败了，你不得不等候
30
天之后才可再次参加考 试。除非你给主
考官写一封信，证明你就考试没有通过的那一部分内容已经完成了补充培训

22. The modern gas turbine engine is basically cylindrical in shape because it is essentially a
duct in which a mass airflow is the same from the intake to the exhaust nozzle. Into this duct the
necessary
part
are
fitted
现代的燃气涡轮发动机基本上是圆柱形的，因为它基本上是个大管
道，< br>在这个管道中从入口到排气喷嘴是同一股秘籍的气流，
在这个管道中安装有必要的零部
件

23. The CFM 56-7 is a
high bypass, dual rotor, axial flow turbofan engine. The engine The
engine
fan
diameter
is
61inches.
The
bare
engine
weight
is
5257
pounds,
the
engine
has
these
sections: fan and booster, high-pressure compressor(HPC) combustor; high-pressure turbine(HPT);
low-pressure turbine(LPT) accessory drive
发动机是高涵道比、双转子、轴流涡扇发动机，这
个发动机风扇

的直径为
61
英寸，发动机的净重是
5257
磅，发动机有以下部分：风扇和 增
压段，高压压气机，燃烧室，高压涡轮，低压涡轮，附件传动机匣

24. The HPT is a single-stage turbine. it changes the energy of the hot gases into a mechanical
energy .the HPT uses this mechanical energy to turn the HPC rotor and the accessory drive
高压涡< br>轮是个单级涡轮，
他爸热气燃气流的能量转换成机械能，
高压涡轮将这个机械能床给高压 压