Subways have been most competitive in cities like New York that have high prices for parking, and tolls for Bridges and tunnels, discouraging car use.
地铁在很多城市非常有竞争力,比如纽约,停车费用昂贵和大桥隧道通行费等等都限制了汽车的使用。
Mr Edelman survived, escaping with a handful of colleagues along tunnels barely two feet high, slimy water up to his lips, to safety.
爱德曼与少数难友一道,沿着仅两英尺深的下水道,伴着漫进嘴唇的泥泞安全逃离,得以幸免。
This high packing density accounts for the strength and stability of cement, which makes it useful for structures like tunnels and Bridges.
这种高堆积密度说明了水泥的高强度和稳定特性,使其成为隧道和桥梁等建筑物的理想材料。
The tunnels here are 6.5 feet high and about the width of a two-way suburban street.
这里的地下通道高6.5英尺(约1.98米),约有城郊的一个双车道那么宽。
But nowadays, many high ways and tunnels have been built, so it's convenient for them to go out.
但现在,建立了很多高速公路、隧道,人们出去是很方便的。
High stress rock burst and water outburst occurred in Erlangshan and Huayingshan road tunnels separately.
对二郎山和华蓥山隧道在建设过程中的高地应力岩爆与岩溶涌突水问题进行了研究。
Due to the weak surrounding rock, high ground stress. easy collapse and big deformation, the construction of tunnels with mudstone were very difficult.
泥岩隧道围岩软弱,地应力强烈,易坍塌大变形,修建困难。
The determination of design parameters for tunnels on high speed railway is mainly affected by aerodynamic events arising from the running of high speed train in tunnels.
高速铁路隧道设计参数主要是由高速列车进入隧道所诱发的空气动力学效应确定的。
To decrease the effect of compression wave, the numerical simulation of a three-dimensional viscous flow induced by a high-speed train entering tunnels with a shaft was made.
为了降低噪声的影响,对高速列车穿越带有竖井的隧道时产生的压缩波进行了三维粘性流场数值模拟。
The traditional deep-hole blasting for tunnels USES pure clay to stem the blast-holes. The efficient energy availability of explosive is not high and the specific explosive consumption is large.
传统的隧道深孔爆破采用纯炮泥堵塞炮眼,炸药的有效能量利用率不高,炸药单耗量大。
Building of hydraulic tunnels with high head and large diameter increase gradually, and the underground reinforced concrete branch pipe is adopted in more and more projects.
相应的高水头大直径水工压力隧洞的建设也逐渐增多。并且越来越多的工程采用地下钢筋混凝土岔管。
The design and construction of large-diameter diversion tunnels in such complicated geologic conditions call for high requirements of design thought and technology.
在地质条件如此复杂的岩溶地区实施大洞径的导流隧洞的设计和施工,对设计思想和施工技术提出了更高的要求。
The side slope at the exits of the diversion tunnels of Geheyan hydropower station is a man-made high and steep one.
清江隔河岩水利枢纽电站引水洞出口是由自然边坡改造而成的高陡人工边坡,具上硬下软岩体结构。
The diversion tunnels of the Shuibuya Project feature high head, big discharge, long tunnel line and complicated geologic conditions.
水布垭导流隧洞具有水头高,流量大,洞线长,地质环境差等特点,因而技术问题较多,难度较大。
Considering the high cost for Iining pressure tunnel a considerabie economic advantage can be obtained if pressure tunnels keep unlined completely or only partly.
由于衬砌水电站压力隧洞费用极高,如果能取消、即使部分取消压力隧洞的钢板衬砌,将能得到极大的经济效益。
The test results of non-ablative ultra-high temperature ceramic materials(UHTC) in one of the plasma wind tunnels of CARDC are introduced in this paper.
介绍了在CARDC等离子体风洞中开展的非烧蚀型防热材料超高温陶瓷(UHTC)的试验研究结果。
Soft rock tunnels have the characteristics of high ground pressure and large deformation and are difficult to be supported. So they can not be easily controlled with single support method.
软岩巷道多具有高应力、变形大、难支护等工程特征,单一支护方式难以控制围岩变形。
Non-motorized vehicle is not allowed to drive on the motorized vehicle roadways, as well as high-ways, elevated roads or crossriver tunnels and bridges.
非机动车不得驶入机动车道。不得驶入高速公路、高架道路、越江隧道和越江桥梁等禁止非机动车通行的区域。
Global brand of tunnel boring machines used in the construction of metro, railway, road, sewer, water main, penstock, mine access, high voltage cable and telecommunications tunnels.
隧道开挖机的全球知名品牌,适用于地铁、铁路、道路、下水道、水管、水渠、矿场、高压电缆和电信隧道的修筑。
Product usages cover market demands in rail transportation line construction, vehicle manufacture, bridge, tunnels and modern high-rise buildings etc.
产品用途涵盖轨道交通线路建设、车辆制造以及桥梁隧道、现代高层建筑等方面的市场需求。
The cause for leaking in tunnels and application of high pressure pouring machine in Shanghai Subway line2a re intro-duced. And comparison between old and new construction methods is made.
介绍了隧道漏水成因,以及高压灌机在上海地铁明珠二号线堵漏工程中的应用情况和新旧工法的对比。
The bases of the new standard and some problems on the calibration of high speed wind tunnels are discussed in this report.
本报告论述了新指标提出的依据,并就流场校测的一些问题作了简要讨论。
There are a great many of tunnels in high-grade highway, it is necessary to adopt the small clear distance tunnel.
小净距隧道的主要特点是比分离式隧道占地少,比连拱式隧道造价低,造型美观;但施工难度大,技术含量高。
This paper presents a high pressure permeability measurement technique in boreholes and its application for pressure tunnels.
介绍了钻孔高压压水测试技术,并结合其在工程中的具体应用做了初步分析。
This paper presents a high pressure permeability measurement technique in boreholes and its application for pressure tunnels.
介绍了钻孔高压压水测试技术,并结合其在工程中的具体应用做了初步分析。
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