用活泼金属干燥溶剂时，反应后可以将剩余活泼金属丢弃。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30402' and id < 2457784 and id<>'2457784' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30402' and id > 2457784 and id<>'2457784' order by id asc limit 5