依据“全国矿产储量数据库”的资料，对全国277个接触交代型铜矿床建立了品位模型、吨位模型以及品位—吨位联合模型。
The article has established grade model and tonnage model to 277 contact metasomatic copper deposits of the whole country, based on "the Mineral Resources Data base of the whole country".
依据“全国矿产储量数据库”的资料，对全国277个接触交代型铜矿床建立了品位模型、吨位模型以及品位—吨位联合模型。
The article has established grade model and tonnage model to 277 contact metasomatic copper deposits of the whole country, based on "the Mineral Resources Data base of the whole country".
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