misc. development effort
介绍美国新一代运载火箭系列的研制计划。
This paper introduces the plan of development of a new generation of launcher family for USA.
停止海军陆战队的短程起飞垂直降落F-35B型机研制计划，看起来是省了麻烦。
Canceling the Marine Corps' short-takeoff, vertical-landing F-35B would seem to put a troubled airplane out of its misery.
在二年以前俄国米格- 29的舰载版本米格- 29 K，做它的首次飞行，这是在最初研制计划大约十五年之后了。
It was two years ago that the carrier version of the Russian MiG-29, the MiG-29K, made its first flight, about fifteen years later than originally planned.
应用推荐