采用随机数值模拟方法和功率谱密度函数生成随机轨道粗糙度。
The random rail roughness samples are yielded using random numerical method and power spectral density function.
本文使用数值模拟方法研究了吸气效应对分离的控制及增升作用。
The suction effect on separation and lift force are studied by numerical method.
在试验研究的基础上，采用数值模拟方法研究了蒙皮单元的剪切性能。
Based on test, numerical modeling method is adopted to simulate the shear behavior of the basic panel.
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