Spatial distribution of population is a key content of "Digital Earth".
人口数据空间化是“数字地球”的重要研究内容。
The spatial distribution of population tended to imbalance, and the redistribution index declined obviously.
人口的空间结构状况趋于不均衡化,人口再分布活力明显下降;
Summary measure of the level and distribution of population health has vital implication to both the theory and policy practice.
健康水平和健康分布的综合测量具有重要的理论和政策意义。
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