母线不完全差动保护只需将母线上（    ）电流互感器，接入差动回路。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69381' and id < 4491732 and id<>'4491732' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69381' and id > 4491732 and id<>'4491732' order by id asc limit 5