题目内容
图中的孔轴配合采用了基孔制,是间隙配合。
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='24886' and id < 2124167 and id<>'2124167' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24886' and id > 2124167 and id<>'2124167' order by id asc limit 5