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标题: 繼電器UL認證標准 [打印本页]

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作者: bian19850221    时间: 2008-10-25 10:16
标题: 繼電器UL認證標准
求救高手幫忙告知繼電器UL認證標准

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作者: brent    时间: 2008-10-25 14:10
這個我來告訴你吧.
& z( |6 Y, n# D% t2 gul508 Industrial Control Equipment
6 @6 d, `, `  Giec61810  Electromechanical elementary relays –Part 1:General and safety requirements

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