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[国外标准] GOST 33326-2015 - Cables and wires for rolling stock of railway traport. General specificatio

drone0334

P:2023-12-04 16:50:39

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GOST 33326-2015 - Cables and wires for rolling stock of railway transport. General specifications

GOST 33326-2015 Cables and wires for rolling stock of railway transport. General specifications.pdf

muhimode fiber - 多模光纤 （0） 投诉

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P:2024-09-02 13:24:36

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voltage rating - 额定电压,电压额定值 （0） 投诉

kaixiwen

P:2024-09-02 17:24:48

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block gauge - 块规 （0） 投诉

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