Deep level deformation rule is the focus of engineers paying attention to for its many factors, for example, great mining height, complex geologic environment, et al.
深部巷道因为其埋深大、地质环境复杂等因素，其变形规律一直是工程技术人员关注的问题。
Deep level deformation rule is the focus of engineers paying attention to for its many factors, for example, great mining height, complex geologic environment, et al.
深部巷道因为其埋深大、地质环境复杂等因素，其变形规律一直是工程技术人员关注的问题。
应用推荐