高超声速飞行器的设计工具，即地面试验、计算和飞行试验，在模拟高超声速飞行方面都有其局限性。
The developing tools for hypersonic vehicle, i. e. ground test, computation and flight lest all have limitations for simulating hypersonic flight.
航空地面试验设备必须得到更新以适应未来飞行器尺寸增大、性能提高的要求。
Aeronautical ground facilities must be upgraded to match the increased size and performance of future aircraft.
航空地面试验设备必须得到更新以适应未来飞行器尺寸增大、性能提高的要求。
Aeronautical ground facilities must be upgraded to match the increased size and performance of future aircraft.
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