1.
high-frequency remote signalling apparatus
高频远距离信号装置
2.
Indicating and recording instruments and annunciating devices.
指示记录仪和信号装置。
3.
protective pressure signaling unit
保护性压力信号装置
4.
distress signal warning device
求援信号装置者携带的一种手动装置
5.
communicating signal appliance
联络信号装置(客车与机车间)
6.
control gear and signal, level-crossing, electrically-powered
道口电动管理和信号装置
7.
Photometric characteristics of light-signaling devices for motorcycles
GB17510-1998摩托车光信号装置配光性能
8.
automatic-alarm-signal keying device
自动告警信号键控装置
9.
device for converting digital signals into analogue signals.
把数字信号转换成对等信号的装置。
10.
device for converting analogue signals into digital signals.
把对等信号转换成数字信号的装置。
11.
a device for converting electric signals into sounds; it is held over or inserted into the ear.
转换电力信号到声音信号的装置；插到耳朵上。
12.
A mechanical device that uses illumination as a signal or warning, especially a beacon or traffic signal.
信号灯一种作照明信号或警告的机械装置，尤指灯塔或交通信号灯
13.
a circuit designed to introduce a calculated delay into the transmission of a signal.
在信号传送中引进计算延期的装置。
14.
equipment used to broadcast radio or tv signals.
播送收音机或电视机信号的装置。
15.
replace Sonar and disturbance signals
这个装置可以代替声纳和干扰信号
16.
(electrical engineering) a device that amplifies a signal before transmitting it again.
在再度传输前能够增强信号的装置。
17.
Transfer equipment of alarm picture signal through cable
GB/T16677-1996报警图像信号有线传输装置
18.
a device that scans automatically for some signal or condition.
能自动扫描一些信号或环境的装置。