向一定量的饱和NaOH溶液中加入少量Na 2O固体，恢复到原来温度时，下列说法中正确的是（   ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='19982' and id < 1738802 and id<>'1738802' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='19982' and id > 1738802 and id<>'1738802' order by id asc limit 5