查询词典 pioneer tunnel

It is shown from the analysis results that in order to achieve the submarine tunnel service life of 100 years,the side concrete coating thickness in the sea area tunnel section is recommended to be 60 mm and additional reasonable construction error,the con.

通过对胶州湾海底隧道工程所在地的环境作用进行分析，以基于钢筋混凝土劣化模型的设计方法，对海底隧道衬砌混凝土的耐久性进行研究。

This paper introduces the relevant conditions of the comparison and selection of Wencheng tunnel schemes, and discusses design parameter adopted in the design, assistant adit, operation ventilation and tunnel construction management planning, which to offer a reference for similar project.

简要介绍了温城隧道方案比选的有关情况，并对设计中采用的设计参数、辅助坑道、运营通风和隧道施工组织安排等相关内容进行了论述，供类似工程参考借鉴。

So it is very important for the tunnel designers to spend more time on aerodynamics in a tunnel.

因此，开展高速列车隧道空气动力学的研究，是隧道设计和既有隧道改造的重要依据。

On the base of indoor platform experiment in analogue tunnel pollution environment, and of testing the automobile coursing in practical road and practical tunnel environment, the paper decides the effect that road lengthways lope has on diesel smog emission.

在模拟隧道污染环境的室内台架实验和实际道路、实际隧道环境中车辆运行测试的基础上，确定了道路纵向坡度对柴油车烟雾排放的影响。

The results show that overpressure bench mark is well suited for describing anomaly distribution, and momentum bench mark can provide better measure for shockwave damage. Along with increasing of the branch deflexion angle, the primary tunnel momentum increases and the branch tunnel momentum decreases, and plane shockwave recover distance also increase but will not exceed six times equivalent diameter.

研究结果表明：超压准则适用于描述分布的不均性，而冲量准则能更好地衡量分叉巷道中冲击波的破坏作用；分叉角度的影响较大，随着分叉偏转角的增大，主巷道内冲量将增大而分巷道内冲量将减小，恢复"平面波"的距离也增大，但不超过6倍巷道等效直径。

However, the design theory and construction methods of plane bifurcate tunnel is not yet perfect until now because the researches and applications of the bifurcate tunnel are still in the exploratory stage, lacks a systematic and completely study.

但是现在对分岔隧道的研究和应用还处于摸索阶段，缺乏系统和全面的研究，导致其设计理论和施工方法还尚不成熟。

Xue-Wu Tunnel, which is located in Provincial Highway No.7, is the first case to use Fiber Bragger Grating Sensors Real Time Monitoring System to measure tunnel deformation.

雪雾隧道的光纤监测系统，不但使用先进的光栅式光纤技术，并设置了远端即时监控的功能，还可於灾害发生的第一时间主动发布电话语音简讯，隧道养护人员便可透过网际网路随时随地掌握现场的即时影像及监测数据。

What made the tunnel well known was its designer Sir Marc Brunel who designed a tunnel ing shield.

这条隧道因为其设计师马克·布鲁内尔爵士而闻名于世，布鲁内尔设计出了掘进盾构。

The construction of common—use tunnel and common—use cable tunnel could protect the road,improve traffic conditions and urban landscape,and promote the maintenance and efficient use of public pipeline.

共同沟和电线共同沟的建设保护了道路，改善了交通、环境和城市景观，促进了公共事业管道的维护和高效利用。

Yunjin Road Cable Tunnel crosses underneath the newlybuilt Yunjin Road. The buildings and utility lines near the cable tunnel increase the construction risks.

南京云锦路电缆隧道工程下穿新建成的云锦路，邻近有诸多楼房、管线，不可避免地存在许多工程建设风险。

But this is impossible, as long as it is engaging in a market economy, there are risks in any operation.

但是，这是不可能的，只要是搞市场经济，是有风险的任何行动。

We're on the same wavelength.

我们是同道中人。