zhjt_1988 发表于 2013-5-16 17:22 ! A* a4 g( i1 |4 Q: n6 j* _" }
你的问题不是已经回答了,载流连接件的非金属材料满足灼热丝和电气间隙爬电距离,就能判断合格。其余材料没 ...
corbin 发表于 2013-5-17 08:41
30.2
"The requirement also does not apply to decorative trims, knobs and other parts unlikely to ...
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