开挖顺序 meaning in Chinese
sequence of excavation
Examples
- Numerical simulation of the excavation sequence in long - span full coal drift
大跨度全煤巷道开挖顺序数值模拟研究 - Optimization of replacement and excavation sequence at cavern group in shuibuya underground chamber
水布垭地下厂房洞室群不同置换开挖顺序的优化 - ( 4 ) the influences of cavern shape , cavern scale and geostress on excavation effects for single cavern and the influences of distance between different caverns , rock mass quality and construction order etc on the excavation effects of caverns were studied . the features of multi - cavern effect of laxiwa underground project were studied
分析了洞室形状、洞室规模、地应力因素对单个洞室开挖效应的影响：分析了洞室间距、岩体质量、开挖顺序等因素对复式洞室开挖效应的影响；讨论了拉西瓦地下洞室群群洞效应的具体规律。 - Displacement back analysis and optimum design of excavation subsequence in underground engineering are important to reliability analysis of surrounding rock and detail design . in underground engineering the method to determine initial ground stress and mechanical parameters of surrounding rock mass and excavation subsequence is key problem to design and study
地下工程位移反分析及开挖顺序优化设计是地下工程围岩稳定性分析与施工设计的重要内容,探讨地下工程围岩初始地应力与力学参数以及其开挖施工顺序的确定方法是目前地下工程设计与研究的关键问题。 - Relating closely to the main problem of the high sidewall and wide span underground cavities excavation stability of xiluodu hydroelectric project , the evolution characters of geo - stress field in deep - cutting gorge and the whole features of the stress field , strain field and plastic failure zone around the underground chambers after excavation are studied systematically in the dissertation , based on a great deal of data gathered in field investigation and taking the flac3d v2 . 0 software as basic computation tools . meanwhile , in the course of research , the new methods of dynamic numerical simulation are summarized and applied . furthermore , the effects of rock mass qualities , initial geo - stress field and excavation procedure on surrounding rock mass stability are discussed
本文紧密结合溪洛渡水电工程大跨度、高边墙复杂地下厂房洞室群，施工开挖过程中和开挖后围岩稳定性研究这一重大课题，在详尽的野外地质调查工作和对大量基础地质资料的整理与分析基础上，以目前国际工程地质界公认的最新通用软件flac ~ ( 3d ) 2 . 0版作为基本计算工具，从整个坝区地应力场的研究开始，通过动态数值仿真分析这一新的模拟思路，系统地研究了深切峡谷区地应力场多阶段的特征和演变规律，进而对左、右岸地下厂房洞室群开挖全过程中围岩应力场、变形场和塑性破坏区的变化特征，进行了全过程动态数值仿真研究，并详细讨论了围岩质量、初始地应力场、施工开挖顺序对大型地下洞室群围岩稳定性的影响。