Alarm systems - Intrusion detection - Events controller-recorder function integrated in central alarm units or telephone alarm transmitters.
报警系统。侵入检测。事件控制器。与中央报警装置或电话报警送话器相结合的记录功能。
Alarm systems - Intrusion detection - Events controller-recorder function integrated in central alarm units or telephone alarm transmitters.
报警系统。侵入检测。事件控制器。与中央报警装置或电话报警送话器相结合的记录功能。
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