9 e8 E. I7 g# s% U% k% W3 s: L# iA circuit or conductive part is termed "earthed" if it is connected to a protective earthing terminal or contact in. ?% U* S6 v, ^( w% I9 z
such a way as to meet the requirements in 2.6 (although it will not necessarily be at earth potential). Otherwise the circuit or conductive part is termed "unearthed".作者: 麦子-tmac 时间: 2018-7-4 08:38
这种结构搞接地反而麻烦的。因为输出+肯定做不到接地连续性, 所以导致你的产品L/G之间也需要加强绝缘。