选择飞行试验台作为早期试飞的飞机是有很多理由的。

Flying test beds are selected as early flight aircraft for a number of reasons.

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这架飞机是飞往美国航天局19为“飞行试验台年，”根据史密森国家航空航天博物馆，以及一个追逐飞机。

The plane was flown by NASA for 19 years as a "flying test bed, " according to the Smithsonian National Air and Space Museum, as well as a chase plane.

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当需要考察一台航空发动机的高空性能时，可以利用三种型式的设备，即高空风洞、高空试验台和飞行试验台。

When it becomes necessary to examine the altitude performance of an aircraft engine, three types of facilities may be used-altitude wind tunnels, altitude test beds and flying test beds.

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