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问题详情

熔断器主要由___、熔断管及导电部件等组成。( )

A、底座

B、导轨

C、熔体

D、螺栓

时间：2021-09-01 17:02 关键词：青书学堂平顶山学院电气自动化技术电气元件

答案解析

C

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