已知F=-4+3j,R=4+7j,-为（）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id < 2599065 and id<>'2599065' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id > 2599065 and id<>'2599065' order by id asc limit 5