“高度指令”和“相对活动高度”提示的语序问题是一个值得进一步研究的课题。

The word order of "altitude command" and "relative altitude" indication is a subject worthy of further study.

youdao

“高度指令”和“相对活动高度”提示的语序问题是一个值得进一步研究的课题。

The word order of "altitude command" and "relative altitude" indication is a subject worthy of further study.

youdao