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Keyword [Pressure relief roadway]
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1. The Characteristic Of Pressure-relief Roadway Support With Foam Concrete Flexible Layer In Pressure-relief Gap
2. Study On The Deformation Evolution Law And Control Of Surrounding Rock In Gob Side Entry With Hard Roof Cutting And Filling Of Qinglongtongchang Coal Mine
3. Study On The Technology Of Retaining Roadway Along Goaf And Optimization Of Supporting Parameters In Deep And Thin Seam
4. Research On The Technology Of Small Coal Pillars And Pressure Relief To Protect Roadway For 6m Mining Height In Fusheng Coal Mine
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