试题详情
单项选择题+2.00DC×90°与-2.00DC×180°联合后得到( )

A、+2.00DS／-2.00DC×90°

B、+2.00DS／-4.00DC×180°

C、+2.00DS／-4.00DC×90°

D、-2.00DS／+2.00DC×90°

E、-2.00DS／+4.00DC×180°

  • 关注下方微信公众号，搜题查看答案

热门试题