“variable-area exhaust nozzle”的概念、定义、翻译、参考文献-科学参考

单词	variable-area exhaust nozzle
释义	variable-area exhaust nozzle [`ver·ē·ǝ·bǝl ¦er·ē·ǝ ig`zȯst ´näz·ǝl] ^{AEROSPACE ENGINEERING} On a jet engine, an exhaust nozzle of which the exhaust exit opening can be varied in area by means of some mechanical device, permitting variation in the jet velocity.
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