Uranium ore, bauxite, manganese ore reserves, ranks third in the world.
铀矿 、 铝矾土 、 锰矿储量居世界第三位.
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Copper, silver, manganese ore reserves, high grade, concentrated distribution, manganese ore in North China is unique.
铜矿 、 银矿 、 锰矿储量大, 品位高, 分布集中, 锰矿在华北地区独一无二.
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Because of the scarcity ore reserves , the coal industry inevitably faces the threat of resource exhaustion.
煤炭产业由于具有资源短缺的特性, 面临着资源枯竭的局面.
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Zhengda stone mine ore reserves by the experts that the species as " forest green granite. "
正大石料矿所蕴藏矿石经专家认定品种为 “ 森林绿花岗岩 ”.
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