题目内容

高压负荷开关只能开断短路电流。()

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电弧的熄灭依赖于去游离作用强于游离作用。()

How would Ms. Skelton most likely contact Ms. White？

A. By calling Ms. White on weekday evening
By visiting her downtown house
C. By mailing a schedule of appointments to Ms. White
D. By forwarding information through a friend

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隔离开关不允许带负荷操作。()

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高压熔断器在电路中既起保护作用，又能起到控制作用。()

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