1987-2015年中国城市矿产政策的文献量化研究 |
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姚海琳, 向艳芳, 王昶, 耿红军 | ||||||||||||||
Textual and quantitative research on Chinese urban mining policies from 1987 to 2015 |
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Hailin YAO, Yanfang XIANG, Chang WANG, Hongjun GENG | ||||||||||||||
表4 中国中央政府城市矿产政策主要发文主体职能 | ||||||||||||||
Table 4 The function of main administrative department of Chinese national urban mining policies | ||||||||||||||
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