查询词典 tunnel

The paper was based on the character of rockburst in Cangling tunnel to summarize the relativity between rockburst character and the each influence factor.

本文在分析总结苍岭隧道岩爆特征的基础上，阐述了岩爆特征与隧道内各影响因素之间的相关性。

Research purposes: The studies are done on the causes, characteristics and main control factors of water bursting from tuff in construction Zhejiang Cangling Tunnel for the purposes of doing prediction and treatment of it.

研究目的：对发生在浙江苍岭隧道施工中发生在凝灰岩中的突水事故的成因、特点和主要控制因素进行研究，以便更好地对其进行预测和防治。

Cangling Tunnel which is 7.6 kilometers long is the control project of Taijin highway.

长7.6km的苍岭隧道为台金高速公路全线重点控制性工程。

Then, the model is applied to Cangling tunnel. The results are in good agreement with practical situation of rockburst. It is proved that the efficacy coefficient method used to classify rockburst intensity is exact and reliable. The efficacy coefficient method is simple and has very strong operability, which possesses a good prospect of engineering application.

再运用功效系数法对苍岭隧道岩爆危险性进行判别，预测结果与实际情况一致，说明基于功效系数原理的岩爆预测新方法具有较高的准确性和可靠性，且简单、易懂、可操作性强，具有良好的工程应用前景。

Simultaneity, the research found that the rockburst more frequently occurred in the abnormal or widened section and dry surrounding than the common section and the place that the ground water was abundant, and the occurring time and space of the rockburst in Cangling tunnel had some rules.

采取了针对性的防治措施，重点通过隧道掘进过程中改善围岩的物性条件及采用合理的初期支护措施来有效防治岩爆的发生与发展，同时利用掌握的岩爆规律，对于尚未贯通的右洞开挖起到指导性的作用。

Research methods: Based on the site geological survey information about water bursting of Cangling Tunnel, the concrete analyses are made for the scale, location, causes and geological conditions of water bursting and the explorations are made on the characteristics of composite of surrounding rock, geological structure, modern structural stress field and underwater from the view of geological engineering point in order to seek the regularity of water bursting and better treatment.

研究方法：根据发生突水事故的浙江苍岭隧道的现场地质观测资料，具体分析其形成的规模、位置、诱发因素以及地质条件，从地质工程的角度，对突水发生地段隧道的岩石组成、地质构造、现代构造应力场以及地下水等工程地质特征进行探讨，进而发现其规律和防治预测的特点。

Combining the actual rockburst status after excavation, based on the previous research data in the earlier stage, the character of the tectonic stress in Cangling Tunnel is studied. Finite element method is adopted to simulate the site excavation steps. At the same time, the tectonic stress is changed on the boundary of the model to simulate the actual rockburst areas; and the most proximal area's value is adopted to decide the section tectonic stress. Then, other sections' values are revised.

从苍岭隧道的构造应力场特征入手，结合现场开挖后岩爆实际发生状况，在前期研究资料的基础上，利用有限元计算分析，模拟现场实际施工步骤的同时不断改变模型边界上的构造应力来拟合实际岩爆区，以最接近实际破坏范围的计算结果界定区段构造应力值，据此对隧道各区段的构造应力进行修正。

Cangling extreme long-tunnel possesses the characteristics of deep carving (about 770m), extreme length (7.6km) and crossing complicated geological environment and tectonic stress field of highland so as to exist phenomenon of rock-burst.

苍岭特长隧道具有埋深大(约770m)，长度长(7.6km)的特点，穿越较为复杂的地质环境和高地应力场，存在岩爆现象。

Ventilated cavitating water tunnel is the equipment studying cavitation phenomenon under ventilation circumstances.

通气空化水洞是在通气状态下研究空化现象的实验设备。

The new and old buildings are functionally united into an integrated whole by an underground tunnel animated by prismatic skylights, a chadar waterwall, and by a wide range of dining and other services.

新老建筑在功能上联合成一个整体由棱柱形的天窗，一chadar水冷壁动画地下隧道，由餐饮等多种服务。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。