√在线天堂中文最新版网,97se亚洲综合色区,国产成人av免费网址,国产成人av在线影院无毒,成人做爰100部片

×

retrorocket中文什么意思

發(fā)音:   用"retrorocket"造句

例句與用法

  1. Each craft had to hit the atmosphere right , deploy its parachute , turn on retrorockets and inflate airbags just before touchdown
    每架探測器必須以正確的角度進入大氣,展開降落傘,點燃制動火箭,并在著陸瞬間為安全氣囊充氣。

英文釋義

名詞
  1. a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its course

百科釋義

    A retrorocket (short for retrograde rocket) is a rocket engine providing thrust opposing the motion of a vehicle, thereby causing it to decelerate. They have mostly been used in spacecraft.
    詳細百科解釋

相關詞匯

其他語言

相鄰詞匯

  1. retroreflectance 什么意思
  2. retroreflection 什么意思
  3. retroreflective placard 什么意思
  4. retroreflector 什么意思
  5. retrorenal fascia 什么意思
  6. retrorocket alignment 什么意思
  7. retrorocket engine 什么意思
  8. retrorocket landing 什么意思
  9. retrorocket pack 什么意思
  10. retrorocket recovery 什么意思
桌面版繁體版English

相關閱讀

Copyright ? 2025 WordTech Co.