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美国贝兹——艾克洪公司所属的肯塔基州派克26号选煤厂,在浮选系统中,使用了一套电子计算机控制的自动加药装置,使精煤产率增加了5％。近两年来,
At the Pike 26 Coal Preparation Plant in Kentucky, owned by Betts-Ike Hong, a computer-controlled automatic dosing unit was used in the flotation system to increase the yield of clean coal by 5%. In the past two years,