About the experiment, these experiments were conducted in the free stream wind tunnel, and vitiated air heater was used to simulate the high altitude flow condition.
本文试验在自由射流风洞中进行，利用空气加热器模拟高空飞行条件。
These are compared with simulating plates of target contour, wind tunnel test data, high altitude test data. Good flow field quality is given for the typical engine.
将这些技术参数和图谱与模拟板的目标图谱数据、风洞吹风试验数据及高空台试验推算结果进行了综合分析与对比，较完整地表述了发动机进口的流场品质。
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