不能用于测量直流高压的仪器设备是（ ）。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32665' and id < 2597920 and id<>'2597920' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32665' and id > 2597920 and id<>'2597920' order by id asc limit 5