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[国外标准] DIN VDE 0482-266-2-2-2001 Common test methods for cables under fire conditions-Test for vertical flame spread of vertically-mounted bunched wires or cables-Part 2-2: Procedures-Category A

P:2013-12-31 14:40:54

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DIN VDE 0482-266-2-2-2001 Common test methods for cables under fire conditions-Test for vertical flame spread of vertically-mounted bunched wires or cables-Part 2-2: Procedures-Category A.pdf

phase retarder - 相位阻尼器(光环形器装置的) (0) 投诉

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