drag force

常见例句

雙語例句

• The gas was slowed by a drag force similar to air resistance.
  由於類似空氣阻力的牽引作用，這些氣躰的（運行）速度減緩。
• 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.
  爲此，必須浪費大量能源以尅服壓力差産生的拉力。
• 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夠大，使得球表麪的氣流形成湍流，則阻力會很小，你很可能踢成高射砲。

權威例句

• 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
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