Alarm systems - intrusion systems - requirements for opening contacts magnetic 报警系统.入侵系统.断路触点
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Alarm systems - intrusion systems - part 2 - 6 : requirements for opening contacts magnetic ; german version clc ts 50131 - 2 - 6 : 2004 警报系统.入侵报警系统.第2 - 6部分:断路触点