弯曲的激波与壁面进一步作用后发生反射，由于波前气流速度不同，这种反射存在规则反射和马赫反射两种类型；
The bent shock wave is reflected at the wall. As the flow speed changes, two kinds of shock reflection have been observed.
粗糙面反射光的波前失真由相位共轭修复。
The distorted wave front of the light diffusely reflected from the rough surface is reconstructed by phase conjugation.
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