查询词典 tunnel

Trapezium tunnel is a sort of familiar tunnel in coal mine. But it is difficulty to solve the Maxwell equation in trapezium tunnel by using analytic method.

梯形巷道是煤矿井下常见的一种巷道，用解析法求解梯形隧道中的Maxwell方程存在很大困难。

The results show that for the single-track shield tunnel in actual projects,the longitudinal ventilation velocity of 2.6~2.9 m/s can effectively prevent smoke from counter flow at a heat release rate of 10 MW;when the tunnel sector on fire with a longitudinal velocity of 2.9 m/s and the unfired tunnel sector with the velocity of 1~1.5 m/s from both ends,there is an air flow with the velocity of 6 m/s ...

模拟分析得出，对于地铁实际工程中的单线盾构圆形隧道，在10 MW火灾强度下，着火区间隧道内2.6~2.9 m/s左右的纵向风速可以有效阻止烟气发生逆流；在着火区间隧道2.9 m/s的纵向风速下，未着火区间隧道两端对送送风速度为1~1.5 m/s时，联络通道内有风速为6 m/s左右的气流流向着火区间隧道，可有效抑制烟气通过联络通道向未着火区间隧道蔓延，保证人员的安全疏散。

The key of tunnel water proofing is the watertightness of reinforced concrete segment joint in shield tunnel, which can influence watertight effect and durability of tunnel.

盾构隧道管片接缝防水是隧道防水的关键，直接影响到隧道的防水效果和隧道的耐久性。

The analytical results are advisable and as follows:(1) The concepts of tunnel circulation measurement of one-kilogram explosive and tunnel circulation measurement of one-meter length of blasthole are put forward. They provide a certain standard for the judgment whether a tunnel blast design is acceptable or unacceptable.

通过对实验结果的分析，得到如下结论：(1)提出单位炸药循环进尺和单位炮眼循环进尺的概念，这2个概念可为巷道爆破设计的优劣提供评判标准。

A tunneling machine for producing large tunnels in soft rock or wet, clayey, unconsolidated or bouldery earth by simultaneously detaching the tunnel core by thermal melting a boundary kerf into the tunnel face and forming a supporting excavation wall liner by deflecting the molten materials against the excavation walls to provide, when solidified, a continuous wall supporting liner, and detaching the tunnel face circumscribed by the kerf with powered mechanical earth detachment means and in which the heat required for melting the kerf and liner material is provided by a compact nuclear reactor.

&…一个在软岩石，或湿的、粘土状的、疏松的，或巨砾泥土中挖掘隧道的隧洞掘进机，用先进的以上升暖气流进行隧道核心分离，将边界切口熔入隧道面，同时通过使偏倚在隧道壁上的熔融物料在凝固时提供一个连续墙来支持衬垫，形成一个支持挖掘的墙壁；破碎在切口周围划了界限的隧道核心-用有动力的机械土地分离的方法，在隧道核心中，需要如此操作的热力以及衬垫物料由一个小型的核反应堆提供……&

Self-introduction of the Presenter Mr Hsieh Y Shan, Director of Business Department 2 at RSEA Engineering Co. was in 1972 graduated and conferred Bachelor of Civil Engineering, then Master of Geotechnic Engineering.In 1982, studying in Austria the NATM method for 6 months. In 1983, he was conferred Engineering Award for Distinguished Youth by Engineers Society. Engaged in relevant tunnel work for 33 years, he managed the construction of Hsueh Shan tunnel, by taking responsibility of breakthrough of pilot tunnel and two main tunnels.

谢玉山先生，台湾荣民工程股份有限公司业务二处处长。1972年获土木工程学士，同年高考及格兼取得土木技师，1987年获亚洲理工学院大地工程硕士。1982年赴奥地利专题研究新奥隧道工法6个月。1983年获中国工程师学会优秀青年工程奖状。

To forecast the possibility of tunnel discharge disaster, seven kinds of common ions of the spring in the tunnel site and the tunnel discharge, were taken as the research object. Then used fuzzily gathers analysis method to determine the corresponding fuzzy equivalent matrixs Ro=ro(subscript ijo(subscript n×n) and carried the fifteen samples on reasonable classification.

为预测随道发生涌突水灾害的可能性，以隧址区泉水样及遂道内涌水样中的7种常见离子为研究对象，采用模糊聚类分析方法确定相应的模糊等价矩阵R°=r°(下标 ij°将所取15个水化学样进行合理分类。

In order to reduce people casualty and worth loss which fire maybe cause, highway tunnel rescue preplan is studied. The main contents of this thesis can be summarized as follows: First, the characteristics and hazards of road tunnel fire are presented with reference to tunnel fire researeh results at home and abroad.

城市公路隧道火灾防灾救援预案的研究目的是为了减少公路隧道发生火灾可能造成的人员伤亡，降低公路隧道发生火灾可能造成的财产损失。

In recent years, with the rapid development of the expressway and superhighway of our country, highway tunnel in our country has entered the new period of great development, which promotes higher challenge and requestion to build technology of highway tunnel, especially the long or big section highway tunnel.

近年来，随着我国高速公路和高等级公路的迅速发展，我国公路隧道建设已进入大发展的新时期，相应地对公路隧道特别是长大隧道建设技术提出了更高的挑战和要求。

Be sure to wire to the output tunnel for each unwired case, clicking on the tunnel itself each time, or you might accidentally create another tunnel.

确保在连接所有的未连的分支中的输出隧道时，每次都要点击在各自的隧道上，否则将会意外地创建另外的隧道。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。