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[国外标准] IEC 60243-1:1998 Electrical Strength of Insulating Materials-Test Methods Part 1:Tests at Power Frequencies

P:2009-06-18 11:38:21

1

IEC60243 或 HD559.2 S1

Brillouin effect - 布里渊效应 (0) 投诉

P:2009-07-22 09:00:04

2

felt roll - 毡辊;毛毯辊 (0) 投诉

2


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