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[国外标准] IEC 60811-201-2017 Common test methods for insulating and sheathing materials of electric and optical cables

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P:2024-11-16 16:11:36

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IEC 60811-201-2017

IEC 60811-201-2017 Common test methods for insulating and sheathing materials of electric and optical cables.pdf

standard cable - 标准电缆(用于测量通信线路衰耗的单位) （0） 投诉

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