The consumption and utilization rate of oxygen for copper matte converting under steady production c

中文解释

对稳定生产条件下冰铜吹炼过程耗氧量及全期氧气利用率进行仿真计算。

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Kislev suction negative adsorption 重新出现 revolve around geologically alcoholic excitement upset the chess board a wealth of experience compulsory education