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kai fa li yong di xia kong jian guo tu zi yuan bu men ru he " gei li "
Author(s): 
Pages: 50-52
Year: Issue:  2
Journal: Land & Resources

Abstract:  有学者认为,19世纪是桥的世纪,20世纪是高层建筑的世纪,21世纪是人类开发利用地下空间的世纪.我国城市化快速发展的形势为科学规划、合理开发地下空间提供了难得的历史机遇.根据中国城市化发展趋势的预测,"十二五"期间,我国城市化率将突破50%,成规模城市可能会超过20个.
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