优势非金属矿产资源
Preponderant Nonmetal mineral resources
国家非金属矿资源综合利用工程技术研究中心
National Engineering Research Centre for Multipurpose Utilization of Nonmetallic Milleral Resources
金属非金属矿山
metallic and nonmetallic mine
metal and nonmetal mine mining
小型金属非金属矿山
small-sized metal and nonmetal mines
金属矿产资源
metallic mineral resources
metal ore resource
metal mineral
metal mineral resources
有色金属矿产资源
Nonferrous metals mineral resources
nonferrous metal mineral resources
非金属-金属转化
nonmetal-metal transition
非金属矿产
Non-metal Mineral
Non metallic minerals
nonmetallic mineral resources
non-metallic minerals
nonmetallic minerals
nonmetal minerals
非金属矿产品和制品
non-metallic minerals & products
金属-非金属过渡
metal nonmetal transition
金属非金属跃迁
metal nonmetal transition
金属-非金属转变
Metal-nonmetal transition
金属与非金属矿产
metal and non-metal mineral resources
矿产资源产业
mineral resources industry
西部矿产资源产业
mineral industries in the western region
次生石英岩型非金属矿床
Secondary quartzite type of non-metallic deposits
非传统矿产资源
Nontraditional mineral resources
blowing still
Unconventional mineral resources