propeller airplane

常見例句

雙語例句

• It has about as much in common with yesterday's jump-rope as a propeller airplane has with a jet airliner.
  過去的跳繩與現(xiàn)代的跳繩運動之間的差異之大就有如將一架螺旋槳飛機與一架噴氣式飛機相比較。
• This paper presents the analogized methods and the active control experiments of the cabin noise for a propeller airplane.
  本文介紹螺槳飛機艙內(nèi)噪聲的地面模擬方法和主動控制實驗。
• The principle of the acoustic treatment technology to improve the environment quality of the cabin for propeller airplane with low frequency noise is introduced.
  通過對蜂窩夾層結(jié)構(gòu)板的聲透射理論分析，闡明了利用這種降噪處理方法改善低頻螺旋槳飛機座艙噪聲環(huán)境的原理；
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