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关注:1
2013-05-23 12:21
求翻译:This protection has the specific purpose of preventing dangerous conditions occurring in case of insulation faults between active parts and the machine’s metal elements which are not live during normal operation.是什么意思?![]() ![]() This protection has the specific purpose of preventing dangerous conditions occurring in case of insulation faults between active parts and the machine’s metal elements which are not live during normal operation.
问题补充: |
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