Human activity is the main driving factor for the dynamic variation of spatial pattern of landscape in this area.
人类活动是该流域侵蚀景观时空变化的主要驱动因素。
Additionally, visual efficiency of dynamic spatial variation has been improved by reasonable resource arrangement, high effective spatial-temporal query and dynamic cache mechanism.
通过合理的资源调配、高效时空索引和动态缓存机制来提高空间变化过程动态可视化的效率。
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