( )是指刚能引起效应的最小药量。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30920' and id < 2488341 and id<>'2488341' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30920' and id > 2488341 and id<>'2488341' order by id asc limit 5