【摘要】 本文从力学的角度 ,重点论述了三维锚索的支护原理。再辅助于巷帮卸压技术 ,三维锚索支护技术能解决松软厚煤层、特厚煤层沿底施工一次采全厚巷道支护的难题 ,在实践应用中 ,产生了巨大的经济效益和社会效益 ,在类似巷道有推广价值更多还原

【Abstract】 This paper,from the angle of mechanics, has given an emphasis on the supporting law of 3 dimention anchor cable. Aimed with the unloading technology of the wall of roadway, it can solve the supporting problem of roadway which must be driven along the bottom in the loose thick coal seam or more.In the practice of application,this technology has produced enormous economic and social effect, it has large value to be applied in the similar condition.更多还原