阿司匹林水解、酸化后，析出的白色沉淀是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30368' and id < 2454673 and id<>'2454673' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30368' and id > 2454673 and id<>'2454673' order by id asc limit 5