This method can be used to evaluate the liftdistribution and 11 main longitudinal aerodynamic derivatives of elastic aircraft at subsonic speeds.
可以用它来计算亚音速时弹性飞机的升力分布及11个主要的纵向气动导数。
2
Apple is expected to introduce a new iPhone with a variety of slick new features, but the product could also get a lift from an old-fashioned distribution deal.
苹果预期会在新一代iphone中引进很多新特点，但是这一产品也能从一过时的发行协议中获益。
3
An infinite range of height increments is available within lift strokes, and units function smoothly regardless of uneven weight distribution.