railway in operation

In this paper, manufacturing technologies are studied to achieve lighter body structure of railway vehicles, to meet the project needs of train high-speed operation. key technology is researched on the large-scale hollow extrusion profiles 6005A-T6 aluminum alloy tandem welding technology in the process of engineering applications.

本文以实现轨道客车轻量化车体结构制造关键技术为研究内容，来满足列车高速运行的工程需要，对大型中空挤压型材6005A&T6铝合金双丝焊接技术在工程应用过程中的关键技术进行研究。

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Automatizing the working-out of RGTP ( Railway Goods Transportation Programme) is an important component in the modernization of the railway operation management.

运输方案编制自动化是铁路运营管理现代化的重要组成部分。

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That loss for the Beijing Mass Transit Railway Operation Corp., Ltd is more than what it cost to build the Olympic Bird Nest stadium, now a major landmark in Beijing, which cost 3.13 billion yuan to build.

北京市地铁运营有限公司（Beijing Mass Transit Railway Operation Corp.Ltd）的这个亏损数字超过了奥运会主场馆鸟巢的建设成本。鸟巢已成为北京的一大标志性建筑，造价人民币31.3亿元。

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Parameter determination for hydraulic re-railing equipment used in railway rescue operation

铁路救援液压起复机具的参数设计

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In 2019, the railway handled a record 210 million passenger trips, or 9.3 percent of China's high-speed railway traffic, with only 3.7 percent of the total high-speed railway network in operation.

2019年，京沪高铁年旅客发送量达到2.1亿人次，以我国高铁3.7%的营业里程完成了全国高铁9.3%的旅客发送量。

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Marshalling station is a fundamental unit of railway technical operation, and plays a key role in wagon flow organization.

编组站是铁路技术作业的基层生产单位，在车流组织中起着关键作用。

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The utility model is mainly used in the railway locomotives air brakes to transport compressed air and transfer the brake operation signal.

本实用新型主要用于铁道机车车辆空气制动机输送压缩空气和传递制动操作信号。

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Railway operators have been making efforts to improve energy consumption in the operation of Shinkansen and narrow-gauge trains.

铁路运营部门正尽力改善新干线和窄轨列车的运行能耗。

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And the method of how to decide the base number under either stable and random circumstances in the commission operation of railway property was studied;

分别在稳定和随机环境下对铁路资产委托代理经营中基数的确定办法进行了研究；

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The wheel/ rail contact is the most basic and complex problem in the operation of the railway system.

轮轨接触问题一直是铁路运行中最基本、最复杂的问题之一。

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