大家在查： homeomorphic 阿布迪里•奥康纳 866-448-5816 1900年12月 bakhshi siver 死腹 Tezuka 古金伦

27.92%

27.92%

27.92%

27.92%

1

The tailing of Dahongshan Iron Concentrator has a high iron grade of 27 . 92%, representing a serious metal loss .

大红山铁矿选矿厂尾矿铁品位较高，为 27.92%，金属损失严重。

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