railway line engineering

基本解释

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。
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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The problems of creepage and slippage had occurred two times since the railway line had been in operation. The engineering treatments had been performed, but the problems were not solved.
针对路基下沉和侧移病害曾两次采取不同方案进行整治，但未能彻底解决该高路堤边坡的蠕动滑移问题。
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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.
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