alarm circuit

基本解释

It consisted of two parts: springs and alarm circuit controller box.
该设备由弹簧拉力计和报警电路控制盒组成。
In accordance with the requirement of automatic control system, a alarm circuit is developed on 555 time base circuit.
作者针对自动控制系统的要求，采用一片555时基电路开发了一种报警电路。
The infrared anti-theft alarm, consisting of an infrared detection circuit and an alarm circuit, is a practical self-defense deterrence warning tool.
红外线现场防盗报警器由红外探测电路及报警电路组成，是一种实用的自卫队性威慑报警工具。
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