shenhao168 发表于 2010-8-21 13:57

间距要求

以下是日本电器标准内的一段话，如何理解：
Voltages of live part made to frop in voltage using components other than isolating transformerts
shall be the voltage between live parts of opposite polarity for sections between such live parts andshall be the input voltage for aections between live parts and other sections.

shenhao168 发表于 2010-8-23 08:41

自已先顶一下
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