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Keyword [Top-coal movement]
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1. The Three-dimensional Visualization Simulation Of Top-coal Movement Regulation On The Base Of OpenGL
2. Study On Technology Of Hard And Thick Top-coal Weakening In Fully Mechanized Caving Faces In Binchang Mining District
3. Research On Laws Of Top-coal Movement And Strata Pressure Behavior Of Fully Mechanized Caving Face In Thick Coal Seam
4. Optimization Of Process Parameters In The Working Area Of The Residual Coal Mining In Shenghua
5. Research For The Movement Law Of Top Coal And Roof In Fully Mechanized Top Coal Caving In "Three Soft" And Extra-thick Coal Seam
6. Top Coal Movement Characteristics And Surrounding Rock Stability Control Mechanism Of Fully Mechanized Caving Face With Large Strike And Inclined Angle
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