Difference between revisions of "怎样考取低压电工证理论篇"

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怎样考取低压电工证理论篇 (view source)

Revision as of 11:54, 20 August 2024

89 bytes added ,  20 August
→‎术语
* 特低电压限值是指在任何条件下,任意两导体之间出现的<u>最大</u>电压值.
* 隔离开关是指承担接通和断开电源<del>电流</del>任务,将电路与电源隔开.
* 通用继电器是可以更换不同性质的线圈,从而将其制成各种继电器.
 
== 判断 ==
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