The invention can realize automatic contactjoint of the current, the voltage and the assistant wire connecting terminal in the whole electric energy testing process at one time.
可实现在整个电能表测 试过程中一次性完成电流、电压和辅助接线端子自动对接。
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The report, a joint effort between Nasa and Pennsylvania State University, answered the question 'Would Contact With Extraterrestrials Benefit Or Harm Humanity?'