采用非同期重合闸方式时，系统中的元件都将受到（  ）的考验。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69479' and id < 4500992 and id<>'4500992' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69479' and id > 4500992 and id<>'4500992' order by id asc limit 5