问题 填空题

如果所有电源对地绝缘良好,测量JF对KZ有交流24V电压,说明()与JZ混电。

答案

参考答案:KZ

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Dear Editor,

     I want to say something on behalf of my classmates about the food and water shortages being

experienced in many parts of the world.

________________________________________________________________________

                                                                                                                                                

                                                                                                                    Yours sincerely,

                                                                                                                             Li Hua

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