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Practical Research on Fully Mechanized Caving Face in Extra Thick Coal Seam Based on Cutting Roof Pressure Relief Pre-fracturing Technology
Sun, Zhenping, Liu, Chungang, Gao, YuanyuanVolume:
526
Journal:
IOP Conference Series: Earth and Environmental Science
DOI:
10.1088/1755-1315/526/1/012134
Date:
July, 2020
File:
PDF, 522 KB
2020