In addition, because the model system can correctly simulate space-time distribution of pollutants, it has a wide application foreground to urban air pollution prevention planning.
此外，该模式系统由于能够较为准确地模拟城市范围内污染物的时空分布，在城市空气污染防治规划方面具有较为广泛的应用前景。
Then, an empty-car service time-space network is created, and a multi-stage optimization model of empty car distribution un.
基于空车服务时空网络的构建，采用动态规划方法提出了铁路局（公司）管内空车调配的多阶段策略优化模型。
The model considers the mining order and the grade distribution in different deposit sections and has realized the time-space dynamic combination of the cutoff grade in underground mining.
该模型考虑矿体的开采顺序和矿床不同区段的品位分布，实现了地下开采边界品位在时间和空间上的动态结合。
应用推荐