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Research on mining technology of extra-thick coal seam under rich water aquifers in a bitter cold steppe region
Research on mining technology of extra-thick coal seam under rich water aquifers in a bitter cold steppe region
2017
J. Fang
D.Z. Gu
Q. S. Li
Z. G. Cao
Keywords:
Earth science
Coal mining
Soil science
Steppe
Aquifer
Geology
Correction
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