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绝缘的含义和作用分别是什么
更新时间: 2020-09-25 00:00:00  

绝缘指使用不导电的物质将带电体隔离或包裹起来,以对触电起保护作用的一种安全措施;作用:良好的绝缘对于保证电气设备与线路的安全运行,防止人身触电事故的发生是最基本的和最可靠的手段,绝缘通常可分为气体绝缘、液体绝缘和固体绝缘三类。

关键词: 绝缘 含义 作用 别是 什么

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