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弱电哪些材料需要检测
更新时间: 2020-09-24 00:00:00  

所有主材。比如线缆、模块,品牌产品。

弱电一般是指直流电路或音频、视频线路、网络线路、电话线路,直流电压一般在36V以内。家用电器中的电话、电脑、电视机的信号输入(有线电视线路)、音响设备(输出端线路)等用电器均为弱电电气设备。

关键词: 哪些 材料 需要 检测

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