插座的接地端子不与零线端子连接。同一场所用的三相插座，接线的相序一致；
Earthing connector of socket will not connect to neutral connector. 3 phase socket at the same place connect wires in same way.
一种轨道型接地端子改良结构，为一金属接地组件与绝缘壳体的组合；
The utility model discloses an improved structure for a rail grounding terminal, particularly relating to the combination of grounding components and an insulating shell;
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