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[国外标准] IEC 60468-1974 Method of measurement of resistivity of metallic materials

P:2007-07-17 14:03:28

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IEC 60468-1974 Method of measurement of resistivity of metallic materials.pdf

force-cooled cable - 强迫冷却电缆,人工冷却电缆 (0) 投诉

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