一般对于潜油变压器要求三相直流电阻不平衡度≤()。A.2% B.1% C.3% D. 发布时间:2019-09-15 22:18 │ 来源:www.tikuol.com 题型:单项选择题 问题: 一般对于潜油变压器要求三相直流电阻不平衡度≤()。A.2%B.1%C.3%D.4%
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