1.
drilling machines and their components, accessories and fittings;
钻机及其部件、附件、配件；
2.
major component
主要元件,主要部件
3.
event storage and distribution unit
事件存储与分配部件
4.
PSCE (Peripheral Storage Control Element)
外部存贮器控制部件
5.
(c) Automobiles and Parts
(c) 汽车和零部件
6.
The parts of a gun that make up the breech.
后膛部件组成枪后膛的部件
7.
A set of parts so assembled.
组装部件一套这样组装的部件
8.
Work in iron, such as gratings and rails.
铁制部件铁质部件，如格子板和护栏
9.
optional feature
任选功能[部件]，附加设备[部件]
10.
A machine element moved by another machine element.
机械的从动部靠其它机器部件移动的机器部件
11.
multiplexor terminal unit
多路转接器终端部件
12.
program and data management unit
程序和数据管理部件
13.
differential-type dry pipe valve
差动型干式阀系统部件
14.
unalterable element
(系统的)不变部件[环节]
15.
microcomputer basic system component
微计算机基本系统部件
16.
Incorrect TCM part number
不正确的ＴＣＭ部件号
17.
Aircraft Component Release Certificate
航空器部件放行证书
18.
register arithmetic logic unit
寄存器运算逻辑部件