1) predict the rock masses classification in front of the tunnel face
掌子面前方围岩类别预报
2) classification of surrounding rock
围岩类别
1.
In this paper,the engineering geologic characteristics and classification of surrounding rock of the Cretaceous soft rock of Baichuan hydropower station tunnel are deeply expounded,the pattern of e.
该文深刻阐述了白川水电站隧洞白垩系软岩围岩工程地质特性、围岩类别划分,总结了施工中所采用开挖及支护型式、控制围岩稳定的措施和方法。
3) surrounding rock classification
围岩类别
1.
Comparison analysis of surrounding rock classification before and after excavation on powerhousre of Laxiwa hydropower station;
拉西瓦水电站主厂房施工前后围岩类别对比分析
5) surrounding rock classification evaluation
围岩类别评定
6) Tunnel wall rock classification
隧道围岩类别
补充资料：短期天气预报(见天气预报和天气图预报)
短期天气预报(见天气预报和天气图预报)
u。。，，，:‘，anq，yubao短期天气预报见关匀布绍升，二，二一一
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条