“helicopter flight”的概念、定义、翻译、参考文献-科学参考

单词	helicopter flight
释义	helicopter flight Encyclopedia 工学民用航空飞行释 helicopter flight直升机飞行以航空发动机驱动旋翼旋转产生升力，并以旋翼倾转产生升力的分力来进行的飞行。包括垂直和前飞两种基本飞行方式。
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