WHEN an airliner takes off for a transatlantic flight it needs to carry some 80 tonnes of fuel, which accounts for around one-fifth of its weight.
一架飞越大西洋的飞机大约需要携带80公吨的燃料，这约占飞机重量的五分之一。
2
There are several factors that can influence sonic booms -- weight, size, and shape of the aircraft or vehicle, plus its altitude, attitude and flight path, and weather or atmospheric conditions.
有几个因素可以影响音爆——飞行器的重量，大小，形状以及其飞行高度，姿势和路线，还有天气或大气状况。
3
During flight, it can lift carrion up to 16kg - four times its weight.