英语词汇polarity of ground怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	polarity of ground
释义	polarity of ground 简明释义接地极性专业释义 1 动力与电气工程接地极性双语例句 1 When the unit is plugged into an AC outlet it automatically self-tests, checks for correct polarity and tests the integrity of the equipment ground, i. e. the green wire in the branch circuit. 当单位自动地被塞住入ac出口它自检、检查对于正确极性和测试设备地面的正直，即。绿色导线在分支电路。
随便看	plug - in type plug-in type plug in type bearing plug-in type bearing plug-in type disconnecting switch plug-in type fuse plug in type fuse plug in type memory plug-in type supply circuit plug in unit plug-in unit plug - in unit plug in valve plug-in valve plug jack plug jet plug key plug knife plug lap joint plug lead plugless plugless rolling plug lid pluglike plug like flow

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