查询词典 tunnel

It can predict the long-distance geological conditions tunnel driving face: such as soft rock, the geological fault zone and tectonic belt. In general, it can accurately and effectively predict the range of 100 ~ 150m in front of the tunnel driving face, while in the hard rock can be as long as 200m. It can provide detailed geological information for the tunnel construction, and ensure the safety and quality of tunnel construction.

它能长距离的预报隧道施工掌子面前方的地质情况：如软弱岩层、断层构造带以及不良地质地带，在一般的岩层中可以准确预报的有效范围为100～150m，在坚硬岩层中可高达200m，能为隧道工程的施工提供详细的地质资料，保障隧道施工的安全和质量。

The book summary of the engineering properties of loess wall, a wall of loess detailed classification to meet the 350km / h high-speed railway tunnel and the structure of the reasonableness of the requested size of the tunnel section, and in the form of parameters, load characteristics of the loess tunnel wall, Anchor role in the stability of the characteristics of the tunnel and control the key technology design.

本书归纳总结了黄土围岩工程特性，提出了黄土围岩的细化分级，满足350km/h高速铁路和隧道结构合理性要求的隧道断面大小、形式和参数，黄土隧道围岩荷载特征、锚杆作用特点和隧道稳定性控制方法等关键设计技术。

Tunnel group construction control net is laid out on the basis of Xiaolangdi GPS firstorder control network. For convenient and fast setting out, firstly established a coordinates system of to take every tunnel axis as northward, transformed national geodetic coordinates which is original tunnel design adopted into every tunnel＇s construction coordinates.

洞群施工控制网是在小浪底GPS首级控制网的基础上布设的，为便于施工和快速放样，首先建立以每条遂洞轴线为北方向的坐标系，并将隧洞原设计采用的国家大地坐标转换为每条隧洞的施工坐标。

The development target, development software, function, main characteristi-cs and work flow of diagnosis system for health condition of highway tunnel areintroduced, and the development process of highway tunnel disease database isdetailed introduced. Finally, through the application of the system to a case, thevalidity of diagnosis method for health condition of highway tunnel and thepracticability of diagnosis system for health condition of highway tunnel are verified.

6介绍了公路隧道健康状态诊断系统的开发目标、开发环境、功能、主要特点和工作流程，详细介绍了公路隧道病害数据库的实现过程，最后用实例介绍了系统的应用，验证了公路隧道健康状态诊断方法的有效性和公路隧道健康状态诊断系统的实用性。

The study objects of this text are highway and railway tunnel. This text analyze form and mechanism of cause of the tunnel"s disease through knowledge theory such as :rock mechanics, soil mechanics, hydraulics, hydrodynamics, chemistry ,and so on. And combine last criterion, rule and engineering practice, provide the tunnel disease"s the design of prevention and cure, method of construction, new technique, new material, new craftwork. This text provide some advantageous consult values for tunnel prevention and cure.

本文以公路及铁路隧道为研究对象，运用岩体力学、土力学、水力学、流体力学、化学等学科理论，以宏、微观相结合的方法分析了渗漏水、冻害、衬砌裂损及衬砌腐蚀4种常见隧道病害的表现形式、成因机理，结合最新的规范、规则和工程实际给出了隧道病害的防治设计、施工方法以及新技术、新材料和新工艺，为隧道防治提供了有利的参考价值。

The fore bay of Heihe Longhui Hydropower Station designed by the company, is the existing biggest tunnel fore bay in China, which is height of 21m, width of 16m; for the large-span dome of surge tank of Baishuijiang Shiji Hydropower Station, which is the first project equipped with rapid-drop gate in surge tank in Gansu Province, the company adopted pre-stressed anchor cable to complete the dome's excavation and supporting at the same time, thus reduced the completion period and investment; for the diversion tunnel of Fuchuan Hydropower Station, which is the biggest non-pressure diversion tunnel in Gansu Province, with span of 9m, height of 11m, the company adopted half-tunnel supporting structure, thus reduced the project investment.

黑河龙汇水电站前池是目前国内最大的洞内式前池，跨度16m、高度21m；白水江石鸡水电站调压井大跨度穹顶采用预应力锚索技术，分瓣开挖一次支护完成，节省了工期和造价，同时是省内第一座在调压井内设置快速闸门的工程；福川水电站引水隧洞是甘肃省内最大的无压引水隧洞，跨度9.0m，高度11m，采用半洞支护结构，在满足安全的前提下节省了工程投资。

A software for aided designing bolt of tunnel named ANSYSBOLT was designed on the basis of ANSYS finite element software. In the software environment, bolt supporting model of physical tunnel in tectonic stress field was structured according to physical parameters of coal and rock seam of some working face, and in conditions of different buried depth, bolt supporting structure and pre-tightening force, distributions of stress of surrounding rock of physical tunnel and its displacement were analyzed and calculated by ANSYSBOLT software. Then influence of different buried depth, bolt supporting structure and pre-tightening force on stability of roof and floor of tunnel was analyzed and finally feasible scheme of bolt supporting was gotten according to the analysis result.

在ANSYS大型有限元软件基础上开发了巷道锚杆辅助设计软件ANSYSBOLT；在该软件环境下，根据某工作面煤岩层的物理参数，建立了构造应力场条件下的实体巷道锚杆支护模型，并按照不同的埋藏深度、锚杆支护结构和预紧力条件，经软件分析计算，得出了实体巷道围岩应力及位移分布情况，进而分析了不同埋藏深度、锚杆支护和预紧力条件对巷道顶底板稳定性的影响，最终根据分析结果得出了可行的锚杆支护方案。

For the present problem of most Xi\'an metro lines passing obliquely through manyactive ground fissure zones,the effect of intersection angle with active ground fissure ofmetro tunnel on metro tunnel lining structure is studied with FEM,and the deformation andfailure characteristics and ranges of influence zones of tunnel are determined.

5针对西安地铁大多数线路斜交穿越地裂缝带的现状，采用有限元数值模拟方法揭示了地铁隧道与地裂缝斜交角度θ对地铁隧道衬砌结构变形破坏的影响规律。

In this paper we combining connecting tunnel project of Subway Line 4 at Xidan-lingjing bystreet in Beijing. To aim at the difficulties of building large-span connecting tunnels in the fine sand layer, through roads and underground pipelines, construction nearby buildings and other project difficulties. Using theoretical analysis, numerical simulation, field tests and other research methods to comprehensive and systemic research the stratum deformation mechanism and process control techniques of shallow excavation method, and a series of results were obtained. Firstly, use the stochastic media theory to analyze the stratum deformation mechanism, concretely analyze the analytic equation of surface horizontal displacement and deformation which were caused by the excavation of single-hole and double-hole tunnel, and further discussion on ground settlement, vertical deformation, surface horizontal displacement and horizontal deformation. Analyzing the main influence factors of surface displacement, and combined with practical work to proof the theory which was applied to shallow buried single-hole tunnel in fine sand layer was scientific.

本文结合北京地铁四号线西单～灵境胡同渡线隧道工程，针对在粉细砂地层中修建大跨渡线隧道，下穿道路和地下管线，临近建筑物施工等工程难点，利用理论分析、数值模拟、和现场监测等多种研究手段，对浅埋暗挖隧道地层变位机理及控制技术，深入地进行全面和系统的研究，并取得以下成果：(1)引入随机介质理论，对地层变位机理进行了分析，具体分析了单、双孔隧道开挖引起的地表位移及变形的解析方程，并深入探讨了地表沉降、垂直变形、地表水平位移和水平变形的特点，同时分析了影响地表位移的主要因素，并结合工程实例，佐证该理论应用于粉细砂地层浅埋暗挖单孔地铁隧道的科学性。

The rectangle shaped member mentioned by this article is a prefabricated one for the internal construction of circular tunnel, and is located along tunnel axis line, to be lifted into place by a dedicated crane onboard the shield machine in synchronised manner, followed by placement at both sides of tunnel, of ballast block, or in-situ cast members, corbel, pavement slab and the like.

由于隧道比较长，为节约工期，在盾构机推进的同时，隧道的内部结构也跟进施工，本文所叙述的口字型构件是圆隧道内部结构中的预制构件，它位于圆隧道的中心轴线位置，在同步施工中由盾构机上的专门起重机吊放入位，再于两侧施工压重块、牛腿、路面板等现浇结构。

Based on the relationship and the phenomenon model, an improved model of MR damper has been presented in this paper.

摘 要：本文在实验数据的基础上建立了磁流变阻尼器输出力与不同常电流控制量的关系，对现有的 p模型进行了改进。

I don't think our founding fathers were very fuckable.

我认为我们的开国元老没什么吸引力