A propeller, in order to operate efficiently, must...
单选题

A propeller, in order to operate efficiently, must rotate at a relatively () speed.

发布日期:2021-03-22

A.high

B.low

C.fast

D.lowly

热门试题

热门资讯

    暂无相关推荐~

分享给好友

分享到朋友圈

取消

使用浏览器的分享功能,把这篇文章分享出去

确定