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据悉,江西地勘局916大队日前在赣北某地发现含锡品位高达50%的特富锡矿床 该矿床在世界上尚属
It is reported that Jiangxi Geological Exploration Bureau 916 brigade recently found somewhere in northern Jiangxi tin content of up to 50% of the depth of the deposit in the world of tin deposits