This paper, by means of quantitative research, aims to analyze the evolvement of temporal-spatial structure of Huzhou domestic tourist origins of the years from 1995 to 2007.
运用定量研究方法，对湖州市1995 - 2007年国内客源市场的时空结构演变进行了分析。
The software was used to analyse temporal and spatial distributions of direct solar radiation within greenhouse and determine greenhouse structure with optimal light transmissivity.
该软件可用于分析太阳直接辐射在温室内的时空分布，并能确定出最佳采光的温室结构。
This paper shows the design of spatial-temporal data structure, the analysis of methods of history information backward recovering, and some example of important programming.
给出了时空数据模型的设计、历史沿革追溯与时间断面复原算法的分析，以及算法实现中的关键部分。
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