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