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Keyword [the key layer]
Result: 1 - 4 | Page: 1 of 1
1.
Shallow Buried Coal Seam Mining Coordinated Control Water Fractured Zone Height Model Research
2.
The Application On The Effect Of Mining Height And Key Layer In Rock Mining Fissure Evolutionary
3.
Study On Movement Laws Of Overlying Strata And Surface Deformation Of Extra-thick Coal Seam Mining
4.
Research On Dynamical Mechanism Of Shallow And Closed Distance Coal Seams Mining Locating At Sublevel Of Room And Pillars Goaf
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