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【单选题】
以下关于HV蓄电池总成维修塞把手的描述,请选择正确的描述( )。A.
拆开维修塞把手无需带绝缘手套
B.
拆开维修塞把手前,务必要将电源开关置于OFF位置,(关闭SMR)以确保安全
C.
拆开维修塞把手前,务必要将电源开关置于ON位置,(打开SMR)以确保安全
D.
不要在口袋内携带拆下的维修塞把手,以防止维修车辆时丢失。
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举一反三
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A.
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B.
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D.
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