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    1.  

      中性點隔離開關

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          中性點隔離開關,是交流頻率為50Hz的戶外高壓電器設備40.5kV、72.5 kV、126kV三個電壓等級,供在無載的情況下,分、合變壓器中性點聯線之用。
      色色视频网站瞧瞧

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