The quantitative dependences of these numerical features on the fluctuant standard deviation and roughness of terrain are given, they provide the reference and basis for engineering designing.
求出了这些数字特征与地形的起伏标准差、粗糙度以及航速、航向误差之间的定量变化关系，为工程设计提供参考和依据。
The quantitative dependences of these numerical features on the fluctuant standard deviation and roughness of terrain are given, they provide the reference and basis for engineering designing.
求出了这些数字特征与地形的起伏标准差、粗糙度以及航速、航向误差之间的定量变化关系，为工程设计提供参考和依据。
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