β受体阻断药普萘洛尔俗称

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30302' and id < 2450269 and id<>'2450269' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30302' and id > 2450269 and id<>'2450269' order by id asc limit 5