Annunciator an annunciator is an accessory device used to give remote indication of the status of an operating component in a system.
指示器指示器作为一个附属装置常用于远程显示系统的各个组成部分的运行状态。
Annunciator an annunciator is an accessory device used to give remote indication of the status of an operating component in a system.
指示器指示器作为一个附属装置常用于远程显示系统的各个组成部分的运行状态。
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