alarm device

CBAS (Central Battery Alarm Signalling)

共电式报警信号设备

Regulation for design of signal alarm and interlock system

信号报警、连锁系统设计规定

sound a note of alarm/danger/warning

发出警报[危险信号/警告信号]

automatic alarm signal generator

自动报警信号发生器

autoalarm selector

自动报警信号选择器

auto-distress signal apparatus

自动报警信号接收机

The student pulled down the signal tree to give the alarm.

那学生扳倒信号树报警。

automatic alarm logger

报警信号自动记录仪

operational test for auto alarm system

警报信号自动报警器效用试验

Code for design of signal, alarm and interlock system for petrochemical enterprises

石油化工企业信号报警、联锁系统设计规范

The Design of Multi-channels Signal Detection and Voice Alarm System Based on AT89C51

基AT89C51多路信号检测和语音报警器的设计

Design and implementation of the monitoring and alarming system of TV signals

电视信号监测与报警系统的设计和实现

Something, such as a signal, that warns.

警报能起警告作用之物或事，如信号

An alarm sounded on a bell.

警报在钟上敲出的警告信号

a loud warning signal produced by a burglar alarm.

夜盗警钟发出的响亮的警报信号。

Toll and local crossbar telephone switching system--Signal marks or colours of lamp and alarm ringer

GB/T2094-1980纵横制长、市话交换设备灯色及警铃信号标志

A short sound, such as that made by an electronic device, that functions as a signal or warning.

起信号或警声作用的一种短促声音，可以由电子设备发出。

The thief signalled that the police were coming.

小偷以信号报告说警察来了。