然后取较小计算范围进行二次细分网格，以便较准确地模拟地下厂房分步开挖的动态过程。
A small model, in which the mesh was refined, was used to precisely simulate excavation of the underground powerhouse.
然后取较小计算范围进行二次细分网格，以便较准确地模拟地下厂房分步开挖的动态过程。
The small range model, in which mesh is refined, is exactly used to simulate excavation process of the underground powerhouse.
建立了岩石高边坡分步开挖稳定性反馈分析模型，分析过程中考虑了岩体爆破松动及卸荷的影响。
Taking the influence of blasting loosening and unloading into account, the feedback analysis model of the high rock slope stability is established.
为了模拟并行隧道分步开挖和并行开挖两种方式即在不同应力释放程度下的实际变形究竟有多大差别，本文针对重塑粉土和原状土进行了不同剪切路径下的变形特性试验研究。
To simulate the difference of deformation of multi-step excavation and simultaneous excavation in double metro tunnels, a group of remoulded soil and undisturbed soil test has been carried out.
为了模拟并行隧道分步开挖和并行开挖两种方式即在不同应力释放程度下的实际变形究竟有多大差别，本文针对重塑粉土和原状土进行了不同剪切路径下的变形特性试验研究。
To simulate the difference of deformation of multi-step excavation and simultaneous excavation in double metro tunnels, a group of remoulded soil and undisturbed soil test has been carried out.
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