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关注:1
2013-05-23 12:21
求翻译:The more important mineral classification system was organized according to the contents, genesis, and behaviour of mineral classes and species in coals also using three composition-based criteria, namely: (1) silicates oxyhydroxides; (2) carbonates; and (3) sulphides sulphates phosphates.是什么意思?![]() ![]() The more important mineral classification system was organized according to the contents, genesis, and behaviour of mineral classes and species in coals also using three composition-based criteria, namely: (1) silicates oxyhydroxides; (2) carbonates; and (3) sulphides sulphates phosphates.
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