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China Has The Serious Problem Of Insufficient Guarantee Of Nonferrous Metal Resources
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《China Nonferrous Metals Monthly》 2017年第10期6-7,共2页
'China has made positive achievements in major nonferrous metal mineral prospecting,yet without any significant breakthrough;with the increase of mining intensity,the declining reserve-production ratio is becoming... 'China has made positive achievements in major nonferrous metal mineral prospecting,yet without any significant breakthrough;with the increase of mining intensity,the declining reserve-production ratio is becoming more and more obvious,'said Shang Fushan,Vice President of China Nonferrous Metals Industry Association. 展开更多
关键词 China Has The Serious Problem Of Insufficient Guarantee Of Nonferrous Metal resources
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