下列何种效应主要与胆碱M样作用有关（      ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25946' and id < 2179975 and id<>'2179975' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25946' and id > 2179975 and id<>'2179975' order by id asc limit 5