一般的电器设备的绝缘电阻不得低于()MΩ。 A.0.2; B.0.1; C.0.5 发布时间:2020-10-11 16:19 │ 来源:www.tikuol.com 题型:单项选择题 问题: 一般的电器设备的绝缘电阻不得低于()MΩ。A.0.2;B.0.1;C.0.5
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题型:单项选择题 High school students are supposed to be about public services,which will benefit them in the long run.A.curiousB.anxiousC.particularD.enthusiastic 查看答案