名词解释题英译汉：contactor

题目
名词解释题
英译汉：contactor
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更多“英译汉：contactor”相关问题

  • 第1题：

    单选题
    The overcurrent relay （） the motor contactor when the motor exceeds its rated current.
    A

    connects

    B

    trips

    C

    fouls

    D

    destructs


    正确答案： C
    解析： 暂无解析

  • 第2题：

    单选题
    Which of the following statements represents the main difference between a relay and a contactor?（）
    A

    Contactors control current and relays control voltage

    B

    A relay is series connected and a contactor is parallel connected

    C

    Contactors can handle heavier loads than relays

    D

    Contactors are made from silver and relays are made from copper


    正确答案： A
    解析： 暂无解析

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