Optimization Design of the “Three Intake Shafts and Three Return Shafts” Ventilation System of Sihe Mine in Shanxi Province

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Optimization Design of the “Three Intake Shafts and Three Return Shafts” Ventilation System of Sihe Mine in Shanxi Province

SONG Bai-Chao, LI Yu-Cheng, LUO Hong-Bo, ZHENG Yi

Metal Mine . 2019, (05): 147 -153 .