在如图所示电路中，当滑动变阻器滑片P向下移动时，则 (  )

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku_ where sourceid='15670' and id < 1311447 and id<>'1311447' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='15670' and id > 1311447 and id<>'1311447' order by id asc limit 5