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Keyword [collapse columns]
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1. Research On Variable Mass Fluid-solid Coupling Dynamic Theory Of Broken Rockmass And Application
2. Study On The Height Of Water Flowing Fractured Zone Of Hidden Collapse Columns
3. Research On The Interpretation Method Of 3D Seismic And Electromagnetic Methods In The Identification Of Coalfield Collapse Columns
4. Abnormal Subsidence Mechanism Of Caving Mining Face With Thick Unconsolidated Layers And Collapse Columns
5. Comprehensive Exploration And Hydrogeological Characteristics Of The Suspected Collapse Column In The Xinjulong Mine In Shandong Province
6. Formation Mode And Prediction Of Karst Collapse Columns In Huaibei Coalfield
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