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这段铁路位于山坡之上,山坡又大都是由水泥固封,四名男子是如何爬上铁路的?
This section of the railway is located atop a hill, hillside and is mostly composed of cement sealing, four men are how to climb the railroad?
用压注水泥砂浆的办法,对隧道衬砌进行补强和封水堵漏,从五十年代起,在铁路隧道施工中开始采用并沿用至今。
Up to now, the grouting method has been used to reinforce the tunnel lining and to prevent the water from leaking in the railway tunnel construction since 1950's.
我已写一封抱怨信给国家铁路部门,总得有人要支持提高服务标准。
I've written a letter of complaint to State Rail; somebody has got to carry the banner for better standards of service.
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