查询词典 tunnel

Based on the item of national high technology development project, the thesis studies the reasonable construction pattern of the tunnel portal, incidence of the micro-pressure wave and the the effect of bell-mouthed hood, lacunaris hood and expansile hood on alleviating the micro-pressure wave in the situations of single line and double line, obtains the relationship between the max micro-pressure wave and the velocity of the train as well as the relationship between the max micro-pressure wave and distance of measuring point at the velocity of 100km/h-550km/h, compares the different alleviative effect of the three different hood to max micro-pressure wave and finally proposes the reasonable construction pattern of the tunnel portal.

本文针对国家高技术研究发展计划(863计划)课题"磁浮交通沪杭线越黄浦江隧道的工程技术问题研究"，在单洞单线和单洞双线两种工况下，对隧道洞口的合理结构形式和影响范围，以及洞口喇叭形入口缓冲段、多孔壁入口缓冲段以及隧道出口膨胀室对减缓微压波的作用进行了研究，得到了磁浮列车速度在100km/h～550km/h时隧道出口微压波最大值与速度的关系以及微压波最大值与测点距离的关系，比较了三种不同形式缓冲结构对微压波最大值的减缓效果，提出了隧道洞口的合理结构形式。

It is good method to solve highway tunnel leakage that protecting waterproof board not breakage, tunnel construction joint at top of middle blocking walls disposing with felicitousness and the good construction quality.

保证防水板在施工期间不破坏、隧道中隔墙顶部的施工缝处理恰当和施工质量良好才能比较有效的解决公路隧道渗漏水问题。

The Kunlunshan Tunnel and Fenghuoshan Tunnel in the Gela Section of the Qinghai-Tibet Railway lie in the permafrost area of the Qinghai-Tibet plateau at an elevation of more than 4500m. Up to now they remain the highest tunnels built in such surrounding rock and special climate in the plateau permafrost area in the world.

青藏铁路格尔木至拉萨段昆仑山隧道和风火山隧道位于青藏高原海拔4500m以上的多年冻土区，是目前世界上在高原多年冻土区这一特殊气候及围岩条件下修建的最高海拔的隧道工程。

Based on the sectional shield tunnels of metro in China, mechanical behavior of segment structure of shield tunnel under the different erection methods has been studied with geometric proportion of 1:12 through the simulated model tests of 3D 'ground-shield tunnel' in which joint effects of segments and mutual action effects between segments and ground are considered.

以我国城市地铁区间盾构隧道为对象，采用几何比 1/12、同时考虑盾构隧道管片接头效应和管片与土体相互作用效应，用三维土-盾构隧道相似模型试验对盾构隧道管片结构在不同拼装方式下的力学行为进行了研究，并将研究结果与梁-弹簧模型的理论分析结果进行了比较，得出的结论可为盾构隧道的设计提供参考。

The stability of the rock in tunnel and gushing water is the important research content in the tunnel engineering.

隧道围岩稳定性和涌水问题一直是隧道工程的一个重要研究内容。

The relationship between the coal cave and the tunnel has been analyzed, and 4 # transmitting water cave has been selected as an example to set up a numerical model. The coal caves in the surrounding rock scope of the tunnel have been treated in two schemes, which were the method of fully treated, and half-length treated.

分析了煤洞与隧洞的空间关系，以4#引水洞为例建立了数值模拟模型，对其围岩范围内的煤洞进行两种处理方案效果比较，全部处理和处理一半长度，得出在30m之内煤洞必须全部处理的结论。

The key structures of underground powerhouse of Baise multipurpose dam project is accommodated in the diabase stratum, of which most sections of the headrace tunnel, delivery tunnel and other caverns most are accommodated in unfavorable stratum composed of mudstone, silicalite and carbonaceous silicalite.

百色水利枢纽工程地下厂房主体布置在辉绿岩地层当中，其中的引水系统、交通洞等洞室大部分洞段布置在由泥岩、硅质岩和含碳硅质岩等组成的不良地层下。

One is the Pinglin Pilot tunnel with a diameter of 4.8m and a length of 12.9km, and the other is called the Shihlin Headrace tunnel with a diameter of 4.53m and a length of 5.5km.

士林水力工程头水隧道贯入率随岩体分类之良窳而渐次降低(2.5～1.9m/hr)，机具利用率亦由四成以上降至三成左右。

Methods:Fourteen patients with acute carpal tunnel syndrome were treated with surgical operation.During the operation,we cut the transverse carpal ligament,cleaned out the hematocele and inflammatory exudates in the tunnel,thoroughly released the nerve adhesion and the compression of median never.

对14例急性腕管综合征患者的手术方法进行分析总结，手术主要是切开腕横韧带，清除积血和炎性渗出物及致压物，解除粘连，彻底松解正中神经和血管受压。

Finally, established engineering geologic model using advanced FLAC~(3D) according to engineering geologic condition of Shanggongshan tunnel, and modeled the influence to TBM driving of buried depth, hypsography and faults fractured zone. Studied the rule of stress redistribution and distortion after tunnel excavation.

最后，以上公山隧洞TBM开挖为例，采用先进的FLAC~(3D)软件建立相应的工程地质模型，分别对埋深、地形起伏和断层破碎带对TBM正常掘进的影响进行了数值模拟，研究了隧洞开挖后围岩的应力重分布和变形规律。

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％。