城市人口规模
First, use the cost-return curve of city size created by urban economist Button for reference, a theoretical model between city size and population quality, resource consumption, environmental quality is established, which provides a theoretical model support for the follow-up quantitative analyse.
借鉴城市经济学家巴顿的城市规模成本收益曲线,建立了城市规模与人口素质、资源消耗和环境质量三者之间的理论模型。
Rapid distension of floating population which results in extension of city size is not an entitative reason of rising urban criminal ratio.
本文认为,由外来流动人口膨胀导致的大城市规模扩张不是引致城市犯罪率上升的本质原因;
英语网 · 双语新闻
英语网 · 初中英语语法
英语网 · 双语娱乐资讯
英语网 · 四六级英语
英语网 · 初中英语作文