AWD Air Warning Device

solar powered aircraft warning device

太阳能作电源航空器警示装置

fire detecting and extinguishing apparatus

火警指示及灭火装置

collision avoidance system proximity warning indicator

避碰装置的逼近警告指示器

a device producing a loud often wailing sound as a signal or warning.

能够产生极大声音作为警示的装置。

a device that signals the occurrence of some undesirable event.

警示一些意想不到的事故发生的装置。

Application of voice prompt device in ESP fault alarming system

语音提示装置在电除尘故障报警系统中的应用

The Design of Temperature Control System Based on the PIC Chip

一种基于PIC16F877的温度显示报警装置的设计与实现

marine automatic fire alarm system

船用火警自动报警装置

master supervisory and alarm frame

集中监视报警装置集中监视警报装置

An electrical, electronic, or mechanical device that serves to warn of danger by means of a sound or signal.

警报器，警钟一种电力的、电子的或机械的装置，通过发出声音或信号来表示对危险的警告

watchman tour alarm service

巡逻员转动报警装置

non-addressable fire alarm device

非寻址火灾报警装置

firewire control unit

火灾报警缆线控制装置

smoke detecting arrangement

烟管式火灾报警装置

WARNING: TURN IGNITION OF

警告：关闭点火装置。

automatic-alarm-signal keying device

自动告警信号键控装置

air Brake safe control

空气制动安全警惕装置

water motor alarm

水动机报警装置喷水灭火装置之一