英语词汇“flap back”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	flap back
释义	flap back blow back Side view of flapback due to change in wind from the front.The changes in the helicopter disc attitude that occur without any control movement by the pilot. In forward flight, the rotor disc has a natural tendency to tilt back (longitudinally) because of the dissymmetry of lift that would be produced if the advancing blade was not allowed to reduce its angle of attack and the retreating blade increased its angle of attack. Also called blow back and flap back.
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

flap back