The role, working principle, structure and commonly used material of steel aluminum composite conductor rail in the three-rail system are introduced.
介绍钢铝复合导电轨在三轨系统中的作用、工作原理、结构和常用材料。
Transport analysts argue that rail journeys must be around three hours long to be competitive with airline services on the same routes.
运输专家指出，在同样的线路上铁路行程的时间必须控制在3小时左右才能与航空业竞争。
The local branch of Ivy tech, a community college, agreed to create a three-week welding course to teach the specialised techniques Progress Rail USES.
一所社区大学，也是当地的常青藤科技分院同意针对ProgressRail所需的专业技术，开设为期三周的焊工课程。
Three-rail system ensures the stable transportation of boxes.
三轨道系统确保盒子传输平稳。
Xujiahui Hub is a major convergent interchange by Rail Transit Lines 1,9, and 11, the three urban area lines.
轨道交通1，9，11三条市域线在徐家汇核心区交汇形成大型换乘枢纽。
Here, you can easily reach the three trade centers of Wuhan(Jianghan road, Wuhan Plaza and Yongqing street)by Light Rail.
在这里，你可以乘坐轻轨轻易地到达江汉路步行街、武汉广场和永清城三大中心。
Three of our 10 largest rail customers are trucking companies.
我们的10大铁路客户中的三个是卡车公司。
"If you had three minutes alone in a lift with the CEO, what would you say?" - Network Rail management accountant job candidate.
如果你有三分钟时间跟执行总裁独处在电梯，你会跟他说什么？铁路基础设施公司管理会计师的求职者。
Conventional public transit network adjustment problem with rail transit as the core has been studied from three aspects, which are bus station, bus line and public transit line network.
从公交站点，公交线路及公交线网三方面研究了以轨道交通为核心的常规公交线网的布局调整问题。
All three places had a good Labour supply and running costs were comparable, although I guess Plymouth is slightly cheaper - while being the furthest by road and rail from London.
这三个地方都具备良好的劳动力供给而且运行成本具有可比性。虽然我猜想普利茅斯会稍微便宜一些—然而这是离伦敦公路和铁路最远的地方。
Vibration and noise of urban rail transit have become an intractable probelm. The noise consists of three parts: that induced by wheel and rail; by engine and by viaduct structure.
城市轨道交通噪声主要由轮轨噪声、动力设备噪声、结构振动噪声组成。
The three core questions to modular restructuring of China rail should be answered, that is why, can or not and how.
研究我国铁路运输业模块化重组必须回答三个核心问题：即我国铁路运输业为什么、能否、如何进行模块化重组。
This District has developed a sea-land-air-rail three-dimensional traffic network. There are Baoan International Airport and Dachan Bay Port;
区内海陆空轨立体交通网络发达，拥有宝安国际机场、大铲湾港；
This District has developed a sea-land-air-rail three-dimensional traffic network. There are Baoan International Airport and Dachan Bay Port;
区内海陆空轨立体交通网络发达，拥有宝安国际机场、大铲湾港；
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