This paper discusses the optimal distributed control problem for time-varying population system with spatial diffusion. By J.
讨论了一类时变种群扩散系统的最优分布控制问题，利用J。
The Champs Elysees, a high-end private custom aroma for spatial diffusion, advocates extracting natural essence and improving life quality with science and technology.
香榭尔香氛—一个倡导将用科技萃取自然精华，用科技改善生活品质的高端香氛专属定制与空间传播大师。
Supported by modern conveyances, spatial diffusion of culture is becoming easier and easier. But, cross-cultural contact which based on tourism brings huge challenge to local culture with it.
在现代交通工具的支持下，使得文化的扩散空前容易，也使得以旅游为载体的跨文化交流给旅游目的地居民带来了前所未有的冲击。
Therefore, global variance normalized was proposed to measure spatial detail, and then a new diffusion coefficient was given.
为此，用全局归一化的局部方差度量空间细节，得到新的扩散系数。
Providing a case study of Hangzhou metropolis. this paper tries to reveal spatial process and mechanism of metropolis economy agglomeration and diffusion.
本文以杭州都市区为例。试图揭示都市区经济集聚与扩散的空间过程与机制。
And the new growth theory which emphasizes economies of scale and knowledge diffusion directly proved that spatial optimization can promote long-term growth rate and bring about dynamic benefits.
而强调规模经济和知识扩散的新增长理论直接证明了空间优化能够提高各地区的长期增长速度，从而带来动态利益。
This paper, based on data of global technology transference, especially on the fieldwork in Zhangjiang High-tech Park in Shanghai, analyses process of spatial technology diffusion.
借助全球技术转移资料，特别是张江高科技园区实地调查资料，本文分析了技术在空间上的移动过程。
We analyzed the variation of diffusion with the fractional order by applying the numerical scheme in a test case and verified the temporal and spatial correlation.
针对理想算例进行计算求解，分析了时间和空间分数阶阶数取不同值时的扩散变化规律，验证了各自所描述的时间相关性与空间相关性。
To prediction of city spatial expansion, this part brings forward predicting method of point sources radiation diffusion based on the thought of regional diffusion and takes Jinan as an example.
对城市空间的扩展，采用区域扩散的思想，提出一种城市空间扩展的放射线预测方法，并以济南为例进行了研究。
Puff trajectory model can deal with the temporal spatial variation of source parameters and meteorological elements, and can be used to simulate the diffusion of all kinds of scales and sources.
烟团轨迹模式能够处理源参数和气象要素的时空变化，适用于各种尺度和各类源的输送扩散模拟。
Puff trajectory model can deal with the temporal spatial variation of source parameters and meteorological elements, and can be used to simulate the diffusion of all kinds of scales and sources.
烟团轨迹模式能够处理源参数和气象要素的时空变化，适用于各种尺度和各类源的输送扩散模拟。
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