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Keyword [ultra-close multi-seam]
Result: 1 - 3 | Page: 1 of 1
1.
Research On The Extremely Close Coal Seam Group On Mining Roadway Optimization Arragement And Mining Sequence
2.
Layout Of Open-off Cut And Surrounding Rock Control Technology Under Ultra-close Multi-seam In Xinrui Coal Mine
3.
Research On Roadway Deformation Affected By Multiple Mining Under Coal Pillar For Ultra-Close Multi-Seam In Da Liuta
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