谢谢!是测烘干机的插头的两级对吗?

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对. 如果是0, 就是短路了. -老生长谈- 给 老生长谈 发送悄悄话 (248 bytes) () 07/18/2016 postreply 13:01:45

between the two phase, should be 7 om. very large resistance -PtLandlord- 给 PtLandlord 发送悄悄话 (117 bytes) () 07/18/2016 postreply 14:00:41

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