电线电缆网 > 标准共享 > IEC 60529-2001 Degrees of protection provided by enclosures (IP Code)(完整版)

IEC 60529-2001 Degrees of protection provided by enclosures (IP Code) - 无图版

LOROMQA --- 2007-08-29 10:14:59

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哪位大哥大姐有的請給小弟一份啊/

[绿野仙踪 在 2007-8-29 17:27:10 编辑过]

hzw.007 --- 2007-08-29 10:22:31

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