混悬剂放置一定时间后，以一定的速度转 动，观察混合情况

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30784' and id < 2479027 and id<>'2479027' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30784' and id > 2479027 and id<>'2479027' order by id asc limit 5