悬浮于空气中直径小于0.1pm的固体微粒称为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29194' and id < 2375505 and id<>'2375505' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29194' and id > 2375505 and id<>'2375505' order by id asc limit 5