题目内容

Lesson 9 课前小测-填空-2Directions: Listen to the recordings and complete the sentences with words listed in the bracket.[音频]2) JAL 178 report position you didn’t report over PSN which is compulsory reporting point

查看答案
更多问题

Lesson 9 课前小测-填空-3Directions: Listen to the recordings and complete the sentences with words listed in the bracket.[音频]3) CCA 161 maintain 8100m until further

Lesson 9 课前小测-填空-4Directions: Listen to the recordings and complete the sentences with words listed in the bracket.[音频]4) CSN 303 caution we had a pilot report 10 minutes ago, there was moderate ____ at 8100m over ZHO

Lesson 9 课前小测-填空-5Directions: Listen to the recordings and complete the sentences with words listed in the bracket.[音频]5) Wuhan Control, CCA101, we have an indication of thunderstorm ahead of us, request turn right to ____ the bad weather.

两曲面立体相交时,其表面产生的交线叫做( )

A. 空间曲线
B. 截交线
C. 平面曲线
D. 相贯线

答案查题题库