结构施工、安装装饰装修阶段，作业区目测扬尘高度应小于（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24567' and id < 2108912 and id<>'2108912' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24567' and id > 2108912 and id<>'2108912' order by id asc limit 5