drag force
常见例句
- The gas was slowed by a drag force similar to air resistance.
由于类似空气阻力的牵引作用,这些气体的(运行)速度减缓。 - The combination of low pressure on one side and high pressure on the other creates a drag force that must be overcome — a significant waste of energy.
为此,必须浪费大量能源以克服压力差产生的拉力。 - If you kick the ball hard enough for the airflow over the surface to become turbulent, then the drag force remains small and the ball will really fly.
如果你踢球的力量足够大,使得球表面的气流形成湍流,则阻力会很小,你很可能踢成高射炮。 - The lower density means dramatically less drag force acting on the spinning disk stack so that mechanical power into the motor is substantially reduced.
ENGADGET: HGST develops helium-filled, high-capacity hard drives: no, they won't float away - But the debt left by the boomers adds to the drag of slower labour-force growth.
ECONOMIST: The next crisis 返回 drag force