表面粗糙度代号标注中，用（ ）时，可不注明参数代号。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24885' and id < 2124105 and id<>'2124105' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24885' and id > 2124105 and id<>'2124105' order by id asc limit 5