芒硝贮存一定时间后变为粉末的现象是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30728' and id < 2475623 and id<>'2475623' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30728' and id > 2475623 and id<>'2475623' order by id asc limit 5