线路采用跌落式断路器，跌落式断路器的时间整定应与下列(    )保护进行配合。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69480' and id < 4501521 and id<>'4501521' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69480' and id > 4501521 and id<>'4501521' order by id asc limit 5