“test flight”的概念、定义、翻译、参考文献-科学参考

单词	test flight
释义	test flight [`test ´flīt] ^{AEROSPACE ENGINEERING} A flight to make controlled observations of the operation or performance of an aircraft or a rocket, or of a component of an aircraft or rocket.
随便看	undersize underspin understory understressing underthrow distortion underthrust undertow undervoltage protection undervoltage relay underwater acoustics underwater burst step attenuator step bearing step block step brazing step-by-step operation step-by-step switch step-by-step system step change step-climb profile step counter step cut step-down transformer step fault step function

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