题目内容
tgδ值不能反映()
2020-12-26
A.绝缘受潮
B.含有气泡
C.老化程度
D.大容量发电机局部缺陷
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='32665' and id < 2597967 and id<>'2597967' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32665' and id > 2597967 and id<>'2597967' order by id asc limit 5