So, in order to measure the speed of sound, all I have got to do is know its frequency. Well, that's easy.
苏-34将配备Kh-35U超音速巡航导弹,能够摧毁大型舰船。
It will be equipped with the Kh-35U, a powerful turbojet supersonic cruise missile capable of destroying large ships.
Hermeus获得高超音速飞机的种子资金,前BlueOrigin总裁担任顾问.
Previous article Hermeus wins seed funding for hypersonic aircraft, with former Blue Origin president as adviser.
音速青年可以说是一个传统摇滚/流行乐队的艺术集中。
Sonic Youth can be said to be an artistic collective as much as a traditional rock/pop band.
G650能以接近音速的速度飞行,最大速度达0.925马赫。
The G650 can fly near the speed of sound, with a maximum speed of Mach 0.925.
最近,俄罗斯新高超音速反舰导弹锆石试验期间达到了八倍音速,与俄罗斯国防部门消息人士告诉塔斯社。
Russia's new hypersonic anti-ship Zircon missile has reached eight times the speed of sound during the test, a source with Russia's defense sector told TASS.
当《音速部队》被宣布时,我们以为这将是又一个笨手笨脚、剑拔弩张的故事。
When Sonic Forces was announced, we thought it was going to be yet another ham-fisted, edgy story.
但是上述3家公司都说他们努力使超音速旅行的票价不会超过现在的商务舱机票价格。
But all three companies say they intention to make supersonic travel no more expensive than at this time's enterprise class fares.
据报道,在2017年6月,这枚导弹的速度就达到了音速的8倍。
In June 2017 the missile reached eight times the speed of sound, according to reports.
他与莱曼·布里格斯(LymanJ.Briggs)博士合作,研究接近音速时的机翼。
Collaborating with Dr. Lyman J. Briggs, he performed studies of airfoils near the speed of sound.
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