1) dual-3 deep tunne
双程三线深层隧道
2) double-decked tunnel
双层隧道
1.
This paper analyzes the forced state of surrounding rock and tunnel lining in every step of the construction project for Fu longping double-decked tunnel.
采用二维弹塑性有限元法,分析了在两种施工方案下伏龙坪双层隧道各个施工阶段围岩和衬砌的受力状态,考虑材料的非线性特征,采用Mohr-Coulomb屈服准则及其关联流动法则,采用切线刚度迭代法求解平衡方程,对超过屈服点的应力进行应力调整。
2.
2D elasto-plastic finite element method is adopted to analyze the forced state of the surrounding rock and the tunnel lining in every step of the construction project for Fulongping double-decked tunnel.
采用二维弹塑性有限元法,分析了在该施工方案下伏龙坪双层隧道各个施工阶段围岩和衬砌的受力状态,考虑材料的非线性特征,采用Mohr Coulomb屈服准则及其关联流动法则,采用切线刚度迭代法求解平衡方程,对超过屈服点的应力进行应力调整。
3) double-track tunnel
双线隧道
1.
Research methods:Take the double-track tunnel in the Lanzhou-Wunan for example,the relation graph of train speed and maximum pressure has been simulated and figured out with the formula.
研究目的:通过计算,分析我国双线隧道中存在的瞬变压力问题,并提出相应的缓解措施。
5) double line tunnel
双线隧道
1.
For the double line tunnel of a section in the rail transit No.
某市轨道交通三号线某区间双线隧道 ,隧道断面大 ,埋深浅 ,岩性差 ,且隧道顶部离3 0号、3 1号楼桩基很近。
2.
Double line tunnel with extra-large sections will be more and more common in the country, due to the large section, it is certain that the double line tunnel affects each other during the blasting excavation, the seismic wave produced by tunnel excavation affects the safety and stability of the surrounding rock.
本文首先对岩石中的爆炸理论与爆破振动影响控制标准作了阐述;结合实际工程对现场实测数据作了回规分析,得出不同方向的振速衰减公式,并对现场实测的振速时程曲线作了分析,总结出一些规律;对隧道掘进爆破数值模拟算法原理与分析模型作了分析和说明;应用动力有限元ANSYS/LS-DYNA程序对特大断面双线隧道的爆破施工进行了三维模拟。
6) Double-line tunnel
双线隧道
1.
Numerical analysis of moisture,thermal and mechanical states for subway double-line tunnel constructed by artificial freezing method
地铁双线隧道施工人工冻结水热力数值分析
补充资料:双[1-(4-二甲氨基)苯基2-苯基1,2-二硫代乙烯合镍]
分子式:
CAS号:
性质:紫黑色单斜晶体。熔点277~278℃。溶于苯、甲苯、三氯甲烷等大多数有机溶剂。红外频率υ(C=S)1190、1165、1140cm-1,红外频率υ(S-C-C-S)880cm-1。由对二甲氨基安息香、五硫化二磷在二噁烷(二氧六环)中反应后,加入镍(Ⅱ)盐溶液制得。用作光学非线性材料。
CAS号:
性质:紫黑色单斜晶体。熔点277~278℃。溶于苯、甲苯、三氯甲烷等大多数有机溶剂。红外频率υ(C=S)1190、1165、1140cm-1,红外频率υ(S-C-C-S)880cm-1。由对二甲氨基安息香、五硫化二磷在二噁烷(二氧六环)中反应后,加入镍(Ⅱ)盐溶液制得。用作光学非线性材料。
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