查询词典 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。

The one that should pay attention to the CRD tunnel is fast closing of tunnel in order to reduce the development of the plasticity district and for dual sidewall guide pit tunnel is increasing horizontal supporting rigidity in order to reduce the horizontal displacement.

采用CRD法时，应注重隧道的快速封闭，以减小塑性区的发展；采用双侧壁法时，应注重增加隧道水平支撑刚度，减小隧道水平变形。

With the background of the first sole-layer lining water tunnel - Qingcaosha raw water tunnel undercrossing Yangtze river, and based on the engineering characteristics, building requirements, geology and surrounding environment, this paper analyzes technical difficulties in the course of construction from the aspect of construction of hyper deep pit and long-distance tunnel.

摘 要 文章以国内首例单层衬砌输水隧道工程－青草沙原水过江管工程为工程背景，在深入研究工程特点、建设要求、工程地质情况、周边及沿线环境的基础上，从超深基坑施工和长距离隧道施工的技术难点进行分析，并提出控制措施及建议。

Research method: because the water pressure is influenced double by head loss and contact area between karst water and tunnel lining, based on regulate decrease coefficient of head on karst tunnel, analysis model of water pressure on tunnel.

研究方法：隧道水压力受地下水水头损失和地下水与衬砌接触面积的双重影响，据此在调整岩溶隧道水头折减系数的基础上，分析隧道水压力模式。

Auto Shrink sleeve machine with tunnel; Steam sleeve tunnel; Head sleeve tunnel; shrink Label;...

收缩机；自动化套标收缩生产线；自动化套标机；蒸气收缩炉；电热收缩炉；热收缩膜料。。。

But the base of tunnel is not regarded in tunnel design, which cause tunnel disease.

我国铁路隧道设计中普遍存在&重拱轻底&的思想，由于基底结构薄弱而引起的隧道病害问题严重。

In the same time it is have done analyse that disease of tunnel because compressive stress, summarize the repair measure of tunnel disease and measure of construct technics in tunnel disease construct.

同时对由膨胀力引起的隧道病害做了分析，总结出具体的隧道变形病害整治措施，隧道病害施工工艺措施。

This tunnel has happened many distortions from begin construct, and it continuanced use in the tunnel manage.This arose part collapse of tunnel or disease in differ degree.

该隧道自开始建设，直至建成运营过程中，曾发生过多次变形破坏，引起隧道局部塌方或是不同程度的病害。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。