In an attempt to understand the dynamics of lithospheric thinning in the North China Block, we have conducted a series of 2d quantitative numerical simulations.
针对华北陆块岩石圈减薄作用的动力学机制开展了一系列二维定量数值模拟研究。
Attribute data may be either quantitative and expressed numerically or qualitative without numerical magnitudes.
属性资料可能是用数字表达或没有数字的量化。
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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