试题与答案

检修时,所挂主接地线的截面积不得小于()mm2。防感应电所使用的个人保安线的截面积不

题型:填空题

题目:

检修时,所挂主接地线的截面积不得小于()mm2。防感应电所使用的个人保安线的截面积不得小于()mm2

答案:

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