The National AerospacePlane(NASP) is a horizontal takeoff and landing, single-stage-to-orbit vehicle.
空天飞机（NASP）是水平起飞、着陆的单级入轨飞行器。
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The leverage on the performance of aerospaceplane from boundary layer transition is presented in outline.
本文概述了边界层转捩对空天飞机性能的影响。
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MOSCOW - Russia and Ukraine have agreed to revive long-standing plans to produce the An-70 military transport plane, the head of the design bureau at Ukrainian aerospace company Antonov said Aug. 19.