题目内容
高压断路器与隔离开关的描述正确的是( )。
2026-04-22
A.断路器可切合空载电流,隔离开关有明显断口
B.断路器有明显断口,隔离开关切合空载电流
C.断路器无明显断口,隔离开关切合空载电流
D.断路器可切合短路电流,隔离开关切合空载电流
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