Secondly, the bachelor also have mach more pressure.

其次，本科也有马赫更大的压力。

youdao

That staging point is expected to come at about the 124-second mark, when the supersonic Ares I-X rocket is traveling Mach 4.7? More than four times the speed of sound, its Max speed for the flight.

分离时刻预计在124秒时，这时超音速火箭战神i - X以4.7马赫的速度飞行——这是音速的四倍，也是飞行的最高速度。

youdao

Both teams produced concepts for aircraft that can carry more than 100 passengers at cruise speeds of more than 1.6 Mach and a range of up to 5,000 miles.

两个团队都提出了能在超过1.6马赫的巡航速度和最高5000英里航程的条件下搭载100名以上乘客的飞行器概念。

youdao

The X-51A WaveRider flew for more than three minutes under power from its exotic scramjet engine and hit a speed of Mach 5.1, or more than five times the speed of sound.

NPR: Experimental Air Force Aircraft Goes Hypersonic