如果一张软盘上载有几个保管期限不同的会计档案文件，应按（    ）期限的文件保管。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='52826' and id < 3335506 and id<>'3335506' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='52826' and id > 3335506 and id<>'3335506' order by id asc limit 5