限时电流速断保护必须带延时，才能保证动作的选择性。(    )

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69532' and id < 4505283 and id<>'4505283' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69532' and id > 4505283 and id<>'4505283' order by id asc limit 5