它也正在筹划为港口疏浚一系列入口通道，建设一条从哥伦比亚中部通向圣玛尔塔市加勒比海港的运输煤炭的铁路。
It is also planning to dredge a series of access channels for ports, and build a railway that will transport coal from central Colombia to the Caribbean harbour of Santa Marta.
在巨大的钻孔机清理出一条小道后，横贯瑞士阿尔卑斯山下方世界上最长的隧道终于成形。这条隧道将建设成为穿过欧洲心脏地带的高速铁路通道的关键路段。
The world's longest tunnel will take shape deep beneath the Swiss Alps on Friday when a giant drilling machine clears a path for a key high speed railway through the heart of Europe.
开拓冰上通道来建设铁路是苏联工程师的创举。
This device of ice passages for rail transport - unique invention of Soviet engineers.
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