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Research for geological safety supporting system of mega-city regions - A case of Beijing city 其他
2013-01-01
Qu, Honggang; Pan, Mao; Liu, Xueqing; Song, Yue; Miao, Jinli
收藏  |  浏览/下载:3/0  |  提交时间:2015/11/17
The influence of FDI on energy efficiency of China: An empirical analysis based on DEA method 其他
2013-01-01
Luo, Jing; Cheng, Kan; 程侃
收藏  |  浏览/下载:2/0  |  提交时间:2015/07/22


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