引用第3楼kamleung于2010-06-04 17:52发表的 :
May I know what is "弱电"?
If the "弱电" means to "DC" current, I think this arrangement is OK because there is no hazard to the end user.
引用第7楼马蹄于2010-06-12 14:03发表的 :$ e( [' Q0 e4 X* x" z
关键是弱电是不是全隔离电源;
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