三相四相制电路中中线上可以装保险丝，但不能装开关。（   ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69036' and id < 4471243 and id<>'4471243' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69036' and id > 4471243 and id<>'4471243' order by id asc limit 5