1.
a subsonic speed, aircraft, flight
亚音速、 亚音速飞机、 亚音速飞行.
2.
aircraft flying at subsonic speeds.
以次音速飞行的飞机。
3.
This airplane can go out to high subsonic speeds very easily without using afterburner.
这架飞机能够很轻松地在不打开加力的状态下飞到高亚音速。
4.
a prototype supersonic aircraft
超音速飞机的样机.
5.
hypersonic manned aircraft
高超音速有人驾驶飞机
6.
hypersonic transport
超高音速飞机(缩写作HST)
7.
the Concorde is a commercial supersonic aircraft.
协和式飞机是超音速的商务飞机。
8.
single subsonic jet
单亚音速喷气发动机
9.
The new airplane flies at twice the speed of sound.
这架新型飞机以两倍于音速的速度飞行。
10.
The new plane flies at twice the speed of sound
这种新式飞机以两倍于音速的速度飞行。
11.
It would reach hypersonic speeds-- five times the speed of sound.
也就是说，要使飞机达到特超音速—即音速的五倍。
12.
aerodynamic wave drag
【航空】超音速飞机的空气震波阻力
13.
the range of a supersonic jet;
超音速喷气式飞机的航程;
14.
The first trial flight of supersonic airliner Concorde took place at Bristol.
协和"超音速飞机在布里斯托尔首次试飞。
15.
1969 The first trial flight of supersonic airliner Concorde took place at Bristol.
"协和"超音速飞机在布里斯托尔首次试飞。
16.
If a plane is flying at Mach2, it is flying at twice the speed of sound.
假如飞机以二马赫的速度飞行，那么它的速度就是音速的两倍。
17.
Airliners in service at present cannot fly faster than the speed of sound.
目前供使用的客运机飞行速度不能超过音速。
18.
Residents have been complaining of the" boom" which is heard whenever a jet breaks through the sound barrier.
居民们一直抱怨喷气式飞机在作超音速飞行时所产生的“音爆。”