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Comprehensive delimitation and ring identification on urban spatial radiation of regional central cities: Case study of zhengzhou EI期刊论文
2013
作者:  Wang Jing;  Fang Chuanglin
收藏  |  浏览/下载:22/0  |  提交时间:2014/12/31
Research on energy urbanization lags of economic based on model of correlation degree EI期刊论文
2013
Tao Jiange; Yu Huang
收藏  |  浏览/下载:25/0  |  提交时间:2014/12/31
Changes of comparative advantages of regional grain production in China EI期刊论文
2009
作者:  Xin Liangjie;  Tan Minghong;  Li Xiubin
收藏  |  浏览/下载:7/0  |  提交时间:2012/06/11
A study of soil water movement combining soil water potential with stable isotopes at two sites of shallow groundwater areas in the North China Plain EI期刊论文
2009
作者:  Song Xianfang
收藏  |  浏览/下载:15/0  |  提交时间:2012/06/11
Content of arsenic, selenium, mercury in the coal, food, clay and drinking water in the Zhaotong fluorosis area, eastern Yunnan Province EI期刊论文
2008
作者:  Chen Tong-Bin;  Luo Kun-Li;  Li Hui-Jie
收藏  |  浏览/下载:25/0  |  提交时间:2012/06/11


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