This is a beautifully restored aircraft, and it must take many hours of hard work to keep the bare aluminum this shiny - you can even see the engine and the airshow grounds reflected on the fuselage!
这是一个精心修复飞机,它必须采取许多小时的艰苦工作,以保持光泽裸铝本-您甚至可以看到引擎和航展理由反映在机身!
We measure the bare engine noise, then rank which particular areas of the engine are producing the highest levels of noise.
我们衡量裸发动机噪音,然后排名特定地区的发动机生产最高水平的噪音。
We measure the bare engine noise, then rank which particular areas of the engine are producing the highest levels of noise.
我们衡量裸发动机噪音,然后排名特定地区的发动机生产最高水平的噪音。
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