USAF怎么记

air national guard and usaf reserve aircraft received 18, 000-pound-thrust pratt & whitney turbofans taken from scrapped late model 707s.

空中国民警卫队和空军预备役的飞机则接收了来自最新型号波音707客机上使用的18,000磅推力的普拉特·惠特尼涡轮风扇发动机。

He was USAF project pilot for the Integrated Control and Avionics for Air Superiority program and for the Full Envelope Agility Simulator Trials program.

他是美国空军空中优势集成控制与航空电子项目及全包线敏捷性模拟试验项目的项目飞行员。

the USAF commander decided to reduce the speed limit to three m.p.h.

美国空军司令员决定将车速限制在每小时三英里。