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快乐的秋天
Lv4
470 积分
2023-04-10 加入
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Statistical analysis of coal mine accidents from 2012 to 2023 and trend prediction in the future in China
25天前
已完结
Forecasting law enforcement frequency of internet+ coal mine safety supervision
2个月前
已完结
Experimental Study of the Structural Damage to Coal Treated by a High-Voltage Electric Pulse Discharge in Water
2个月前
已完结
Reasonable minimum sealing length of in-seam boreholes for coal mine methane drainage: a case study
2个月前
已完结
Performance of New Inorganic Retarding Sealing Material for Gas Drainage Boreholes
2个月前
已完结
Experimental Study of the Structural Damage to Coal Treated by a High-Voltage Electric Pulse Discharge in Water
2个月前
已完结
Forecasting law enforcement frequency of internet+ coal mine safety supervision
2个月前
已关闭
A New Method of Predicting the Height of the Fractured Water-Conducting Zone Due to High-Intensity Longwall Coal Mining in China
3个月前
已完结
Conversion of Bituminous Coal to Liquids and Gases: Chemistry and Representative Processes
3个月前
已完结
Displacement of shale gas confined in illite shale by flue gas: A molecular simulation study
3个月前
已完结
没有进行任何应助
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1年前
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