题目内容
并联谐振逆变器必须是略呈电容性电路。()
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='32650' and id < 2596038 and id<>'2596038' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32650' and id > 2596038 and id<>'2596038' order by id asc limit 5