How to select railway line properly is a key problem needed to the solved urgently in new railway construction according to engineering geological condition.

对新建铁路，如何根据工程地质条件选择经济、合理的铁路线路是新建铁路迫切需要解决的问题。

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A lighting supervisory control system of railway stations based on power line carrier communication technology is introduced with its operation principle, system structure and engineering application.

介绍了一种基于电力载波通信技术的铁路车站照明监控系统的工作原理和组成，并以工程为例说明系统的实际应用情况。

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The large track maintenance machines were used in the railway engineering construction of replacement for ballast on the Guangzhou-Maoming railway line.

文章介绍了有关在广州-茂名铁路运用大型养路机械进行更换石碴施工的技术和经验。

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Modernity, they proudly and not uncontroversially say, has arrived in this backward region in the form of an engineering miracle that has laid tracks on land gripped year-round by ice, a railway line at higher altitude than any other in the world.

ECONOMIST: Tibet is linked to the rest of China