[单选题]如图所示，电流i等于（   ）A。（0.5）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69425' and id < 4495514 and id<>'4495514' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69425' and id > 4495514 and id<>'4495514' order by id asc limit 5