7.6.1 The rock-plug blasting method may be applied forconstruction of deep water inlet.7.6.2 The selected location of rock plug shall comply with thelayout of hydraulic structures, and have good blasting conditions. It isrequired that the surrounding rock (共 2333 字) [阅读本文] >>


说明: 本文档由创作者上传发布,版权归属创作者。若内容存在侵权,请点击