下列属于偶极子极化特点的是（）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32601' and id < 2592314 and id<>'2592314' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32601' and id > 2592314 and id<>'2592314' order by id asc limit 5