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本文旨在进一步充实四年前刊出的一篇关于岩石加固的文章(J.J.Reed,“RockReinforcement and Stabilization—BoltingAlternatives”Mining Congress Journal,Dec.1974),那篇文章向读者介绍了连续
This article aims to further substantiate an article published four years ago on rock reinforcement (J. J. Reed, “Rock Reinforcement and Stabilization-Bolting Alternatives” Mining Congress Journal, Dec. 1974), which introduces the reader to the continuous