The aeroplane will travel at twice the speed of sound.
飞机将以两倍于音速的速度飞行。
The new airplane flies twice the speed of sound.
这架新飞机的飞行速度是音速的两倍。
The new airplane flies at twice the speed of sound.
这架新式飞机以两倍于音速的速度飞行。
How can we calculate the speed of sound?
我们怎样计算声音的速度？
The jet can fly at twice the speed of sound.
这喷气式飞机能以两倍于音速的速度飞行。
The speed of sound also depends on Young's modulus.
声速也同样，取决于杨氏模量。
Thee new airplane flies at twice the speed of sound.
这架新式飞机以两倍于音速的速度飞行。
All airplanes will travel faster than the speed of sound.
所有飞机的速度都会超过声音的速度。
When did the first measurement of the speed of sound take?
第一次测量声速是在什么时候？
The aim is to fly at about Mach 2, twice the speed of sound.
目标是以大约2马赫的速度飞行，也就是音速的两倍。
BTW, I used it to measure the speed of sound inside my office.
顺便提一句，我用它在我办公室来测量音速。
Explain why the speed of sound is faster in water than in air.
声音的速度为什么在水更快，解释比在空气内。
Thee frequency, wave length, and speed of sound are closely related.
声音的频率、波长和速度三者是密切相关的。
At near the speed of sound, we were flying ahead of our engine's roar.
由于速度几近音速，我们把引擎的轰鸣声甩在了后面。
Scramjets engines can not start until the plane flies faster than the speed of sound.
超高速冲压喷气发动机引擎在飞机超过音速的情况下不能启动。
Detonation is propagation of a combustion-driven shock wave at or above the speed of sound.
爆轰是一种以冲击波为特征，以超音速传播的爆炸。
Light travels faster than sound at the speed of 300,000 kilometres per second.
光速比声速要快，为每秒钟30万公里。
Our teacher told us that the speed of light is faster than that of sound.
我们的老师昨天告诉我们，光速是比声速快的。
(of speed) less than that of sound in a designated medium.
(指速度)在特定的媒介中速度小于声音的速度。
The sound waves from the plane can speed on ahead of the plane.
来自飞机的声波能跑到飞机的前面。
The sound waves from the plane can speed on ahead of the plane.
来自飞机的声波能跑到飞机的前面。
应用推荐