1.
Methods for surrounding rock sub-classification of road tunnels
公路隧道岩质围岩亚级分级方法研究
2.
Study on Rock Mass Sub-Classification in Construction Stage for Road Tunnel;
公路隧道施工阶段岩体围岩亚级分级研究
3.
Study of quantification theory of rocky surrounding rock sub-classification during construction
岩质围岩施工阶段亚级分级的数量化理论研究
4.
Study of Sub Class of Rock Mass in Construction Moment Based on Theroy of Qualification;
基于数量化理论的岩质围岩施工阶段亚级分级方法研究
5.
Comments on the Classification of Surrounding Rocks for Road Tunnels
公路隧道围岩分级中存在问题的探讨
6.
Classification and Mechanical Properties of Surrounding Rocks at Expansion Project of Yantan Hydropower Station
岩滩水电站扩建工程围岩分级及其力学特性
7.
Discussion and Analyses on the Fitness of Classification for Highly-stressed Surrounding Rocks
高地应力围岩分级方法适宜性分析探讨
8.
System Research of Surrounding Rock Mass Dynamic Classification in Highway Tunnel of Construction State;
高速公路隧道施工阶段围岩动态分级系统研究
9.
The Methods of Surrounding Rock Classification and Their Application in the Expressway Tunnel of Mountainous Area;
山区高速公路隧道围岩分级方法及应用研究
10.
Study on the Mechanical Parameters and the Method of Rockmass Classification of Sandy Surrounding Rock of Tunnel;
砂质土隧道围岩力学参数及分级方法研究
11.
Development and Application of the Surrounding Rock Intelligent Classfication System on Long Tunnel
长大隧道围岩智能分级系统开发与应用
12.
Rock Classification of Diversion Tunnel Study of Jinping Ⅱ Hydropower Station in Yalong River
雅砻江锦屏二级水电站引水隧洞围岩分类研究
13.
Tunnel Surrounding Rock Classification based on Gray Theory
基于灰色聚类法的下洲隧道围岩分级研究
14.
Several problems should be noted in surrounding rock classification of railway tunnel in the loess region
黄土地区铁路隧道围岩分级应注意的几个问题
15.
Application of Uncertainty Average Clustering Measurement Model to Classification of Tunnel Surrounding Rock
隧道围岩分级判别的未确知均值聚类模型
16.
On the smooth blasting technique used in the Ⅲ-class and Ⅳ-class surrounding rock of karst region tunnel
石灰岩地区隧道Ⅲ级和Ⅳ级围岩光面爆破施工
17.
Study on Surrounding Rock Dynamic Classification and Reasonable Supporting Schemes for Freeway Tunnel under Construction in Soft Surrounding Rock
石灰岩地区高速公路隧道围岩动态分级与支护合理性研究
18.
Author points out that correct classification directly influences the construction and operation safety of tunnel.
指出围岩分级的正确与否直接影响着隧道施工和运营的安全。