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[国外标准] BS EN 50289-1-2:2001 Communication cables - Specifications for test methods Part 1-2:Electrical test methods DC resistance

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P:2020-04-22 17:34:09

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BS EN 50289-1-2:2001 Communication cables - Specifications for test methods Part 1-2:Electrical test methods DC resistance.pdf

BS EN 50289-1-2:2001 Communication cables - Specifications for test methods Part 1-2:Electrical test methods DC resistance.pdf

carriage - 架,托架<酸洗装置的>；绞笼,(绞笼上的)盘片,笼辕(装有绞线用篮架) （0） 投诉

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