查询词典 tunnel

By the half-analytic calculation method, the paper analyzed the tunnel circumjacent constringency and vault settlement with time and alteration depth of tunnel face, the relevant constringency model was built, and the reasonable second support time for hard and soft rock tunnel were proposed.

中文摘要：利用半解析计算方法，考虑了隧道周边收敛和拱顶下沉随时间和掌子面推进距离的变化情况，建立了相关的收敛模型，并由此给出了硬岩及软岩隧道中的二衬的合理支护时机，并结合工程实际对Ⅱ、Ⅲ、Ⅳ、Ⅴ级围岩进行了周边收敛结果的最小二乘拟合计算。

The results show that the ranges of secondary stress distribution have differences corresponding to different wall rock conditions of mining tunnel; but the principal stress distribution transits from compressive stress centralized in mining tunnel sidewall to tensile stress centralized in mining tunnel vault and floor.

研究结果表明，围岩条件不同的采矿巷道其二次应力分布影响范围有所差异，但围岩主应力总体上表现为由巷道边墙中下部位的压应力集中带逐步过渡到拱顶、底板一定范围内的拉应力集中带。

This paper examines the cracks appeared in the retaining wall beside the FeiYuze tunnel uplink secondary lining vault. The seismic CT technology was used to investigate the engineering geology structure of the covering rock mass above the tunnel. The results indicate that the rock mass had three fracture zones along tunnel axial and the rock mass quality in the small mileage entrance section was poor.

针对飞鱼泽隧道的上行线二衬拱顶靠档墙处出现裂缝，经地震CT技术查清隧道上所覆盖岩体的工程地质结构结果表明，沿隧道轴向存在三个岩体破碎带，其中在小里程入口段，岩体完整性较差。

Dongziya Tunnel DK683 +938 ~ DK684 +076 segment is with Dukang groove fault fracture zone, in which the DK683 +938 ~ DK684 +004 segment is shallow-buried. Shallow-buried depth of tunnel, fractured,rock of tunnel are apt to cause vault subsidence, horizontal convergence, collapse in excavation progress.

洞子崖隧道DK683+938～DK684+076段属杜康沟断层破碎带，其中DK683+938～DK684+004段为浅埋段，隧道埋深浅、围岩较破碎，施工中易出现拱顶下沉、水平收敛、坍塌等现象。

It will be a new energy dissipation way that using division tunnel as a discharge tunnel——level swirling internal energy dissipation discharge tunnel with shaft inlet, now more and more researcher give attention to it.

作为一种新的泄洪消能方式——竖井进流水平旋流内消能工成为目前越来越多专家学者的关注、研究热点。

During the construction of a shallow asymmetry double-arch tunnel,the right tunnel near the inner of mountain has been excavated firstly,and then the left tunnel near the exterior of mountain excavated.

某浅埋偏压连拱隧道中导洞开挖中隔墙浇筑后，对靠近山体内侧的右洞先行开挖和支护，再进行靠近山体外侧的左洞的开挖，右洞二衬出现部分地段纵向开裂。

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。。。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。