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Science & Technology Review  2022, Vol. 40 Issue (8): 70-77    DOI: 10.3981/j.issn.1000-7857.2022.08.007
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Evolution of China's tungsten trade pattern and its implications based on the perspectives of material flow and valcce flow
TANG Linbin1,2,3, WANG Peng1,3, CHEN Weiqiang1,2,3
1. Key Lab of Urban Environment and Health, Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361021, China;
2. University of Chinese Academy of Sciences, Beijing 100049, China;
3. Fujian Institute of Innovation, Chinese Academy of Sciences, Xiamen 361021, China

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