离散化模型包括：（1）城镇人口的空间离散化模型；
The discretization model includes: (1) Urban population spatial discretization model;
这种方法基于任意几何形状网格的抽样定理，利用六边形网格来实现空间离散化。
In the H-FDTD method, Hegxagon grid is used for the spatial discretization by virtue of peridodical sampling theorem based on arbitrary geometry.
本文提出了类条件概率密度随机变量（特征）空间离散化及类条件概率分布估计方法。
A discrete method for stochastic variable (features) space of class-conditional-probability density and estimation method for class-conditional -probability distribution is proposed.
当其与分布式技术结合起来之后，更需要考虑空间离散化、时间并行化和数据共享等方面的问题。
When distribution technology is used in it, aspects as dispersedness in space, parallelizability in time and data sharing are considered.
本文分析比较了流域空间离散化的两种途径：子流域法和网格法，并以此对流域径流过程模拟的影响进行了探讨。
Two commonly used methods of watershed segmentation were compared and analyzed. One is subarea method, and the other is grid method.
本文分析比较了流域空间离散化的两种途径：子流域法和网格法，并以此对流域径流过程模拟的影响进行了探讨。
Two commonly used methods of watershed segmentation were compared and analyzed. One is subarea method, and the other is grid method.
应用推荐