Much of the complex would naturally be filled with scorching water, were it not for industrial pumps that facilitate the mining of silver, zinc, lead, and other minerals in the caves.
洞穴中大多充满灼热的水，因而给利用工业泵在其中进行银、锌、铅等矿物的开采增加了难度。
The research results may be of value to mining of rock salt or other minerals to be mined by solution.
研究的结果可为岩盐开采和其他水溶法矿物开采提供参考。
Chinese mining and metals firms have been scouring the world for promising reserves of iron, copper, bauxite and other key industrial minerals.
中国采矿和金属企业也在全世界寻找有潜力的铁、铜、铝和其它关键工业矿产资源。
Chinese mining and metals firms have been scouring the world for promising reserves of iron, copper, bauxite and other key industrial minerals.
中国采矿和金属企业也在全世界寻找有潜力的铁、铜、铝和其它关键工业矿产资源。
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