The aeroplane will travel at twice the speed of sound.

这架飞机的速度将是音速的两倍。

柯林斯例句

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.

《现代汉英综合大词典》

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。

柯林斯例句

The speed of sound varies in solids, liquids and gases.

在固体 、 液体和气体中,声音的速度不一样.

辞典例句

Mach two equals twice the speed of sound.

二马赫相当于声速的二倍.

辞典例句

The frequency, wave length, and speed of sound are closely related.

频率, 波长和声速三者是密切相关的.

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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.

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Since ocean environment is so complex , the speed of sound may vary greatly with location.

在实际的海洋环境中, 海水中的声速往往存在较大的时空变化.

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This lets the gas escape and slows the bullet to below the speed of sound.

由此气体得以枪管里泄出,而子弹的速度也会降到音速以下.

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Ramjets work Best at speeds of Mach 2 ( twice the speed of sound ) and higher.

冲压式喷射发动机在马赫数为2 ( 音速的两倍 ) 或更高时工作得最好.

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For type III, they accelerate, break the long - wavelength speed of sound, then cross the horizon.

至于第三型的声子则会加速, 超过长波的声速, 然后穿越视界.

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Hypersonic aircraft refers to the speed of sound, at least 5 times more than the aircraft.

高超音速飞机是指超过音速至少5倍的飞机.

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Deflagration is combustion wave propagating at a velocity less than the speed of sound.

爆燃过程是一种以低于音速而传播的燃烧波.

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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.

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The effect of finite - range force fot the speed of sound is very small.

有限力程部分对声速的影响很小.

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