downwash

基本解釋

• n. 氣流下洗；向下運動；由高處沖下的物質(zhì)

同根派生

• downwash相關詞

英漢例句

• Also important are the rotation of the slipstream and the change of downwash at the tail.
  此外，滑流的旋轉(zhuǎn)和尾翼處下洗的變化也是重要的因素。
• Dust effects when driving over certain surfaces, rotor downwash effects for helicopters and VTOL aircraft.
  . 粉塵影響駕車時的某些表面，轉(zhuǎn)子影響直升機和垂直起降飛機。
• This induced component of velocity is called downwash, and it reduces the amount of lift produced by the wing.
  這種誘導速度構(gòu)成了所謂的下洗氣流，而且它使機翼產(chǎn)生的總升力減小。
• At the same time the canard surface creates a downwash which degrade the main wing's performance.
  與此同時，鴨翼面產(chǎn)生下洗氣流，它使主翼效率下降。
• Finally, the rotor downwash influence on infrared intensity of the hedicopter is calculated and analyzed.
  最后，計算和分析了旋翼洗流對直升機紅外輻射強度的影響。

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詞組短語

短語

• downwash correction 下洗流修正
• downwash recirculation 下洗回流
• downwash gradient 洗流梯度
• complete downwash 總下洗
• downwash distribution 下洗流分布

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英英字典

柯林斯英英字典

• the downward deflection of an airflow, esp one caused by an aircraft wing

• downwash劍橋字典
• downwash柯林斯字典

專業(yè)釋義

航空、航天科學技術

• (氣流)下洗；下洗流；(旋翼或升力螺旋槳的)滑流
• 下洗

機械工程

• 下洗

  In this thesis,the rolling moment characteristics of canard missies are studied,and theinfluence of downwash of canard was analyzed.
  本文討論了鴨式布局彈箭的滾轉(zhuǎn)氣動特性，分析了鴨舵的下洗影響作用。