The utility model can be used in the supersonic time-measuring systems.

本实用新型可以广泛应用于超声波测时系统中。

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October 24, 2003, Concorde makes its last commercial flight, bringing the era of airliner supersonic transport to a close, at least for the time being.

2003年的10月24日，协和式飞机进行了其最后一次商业飞行，从而结束了客机的超音带运输时代。

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But very quickly after that, I have to bring the throttles out of AB to make sure I'm not supersonic by the time I get to the show center again.

但是很快，我就要把油门从加力状态下收回以保证我在飞过展览中心上空的时候不会超过音速。

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In 1970, the supersonic airliner Concorde landed for the first time at Heathrow airport in London, causing a barrage of complaints about the noise.

CNN: Friday,

The upshot is that pairs of virtual phonons are appearing and disappearing all the time, and if one gets trapped inside a supersonic boundary, the other should be released into the wider world to make a noise.

ECONOMIST: Black holes on a desktop: Dumb insolence | The

The four current NASA pilots who can operate the modified 747 are ex-military aviators who split their time flying other planes including zero-gravity aircraft and T-38 supersonic jets.

MSN: What it's like to fly a plane carrying shuttle - Technology & science - Space | NBC News