兴奋迷走神经应选择静态干扰电的差频为（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25668' and id < 2157249 and id<>'2157249' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25668' and id > 2157249 and id<>'2157249' order by id asc limit 5