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

单词	instrument flight
释义	instrument flight [`in·strǝ·mǝnt ´flīt] ^NAVIGATION A flight in which the navigation of the aircraft is controlled solely by reference to instruments.
随便看	balloon-type rocket balloting ball-peen hammer ball pendulum test ball race ball screw ball sealers ball sizing ballstone ball test ball-up balluster ballute ball valve balm Balmer continuum Balmer discontinuity Balmer formula Balmer jump Balmer limit Balmer lines Balmer series balsa balsam Balsaminaceae

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