除了emergency power ，断路器自己的东东，它叫自动重合闸。断了杆还能继续供电，应该是他/她家的应急电源。

来源: Sequoia_CA 于 2025-04-07 14:39:29 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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