严禁将安全帽的两层顶衬合为（）层。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25789' and id < 2166660 and id<>'2166660' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25789' and id > 2166660 and id<>'2166660' order by id asc limit 5