2) Tunnel under railway
轨下隧道
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。
4) 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。
5) bi-directional tunnel
双向隧道
1.
IETF mobile IP working group has proposed two basic multicast mechanisms for mobile host in mobile IP protocol: bi-directional tunnel(MIP-BT) and remote subscription(MIP-RS),which have complementary advantages and shortcomings.
IETF移动IP工作组在移动IP协议中建议了支持主机移动的两种基本的组播机制:双向隧道MIP-BT和远程加入MIP-RS,它们具有互补的优缺点。
补充资料：黄金双轨制
黄金双轨制
【黄金双轨制】参见“黄金双价制”。
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