阐述了W型钢带的性能特点，介绍了W型钢带在铁路隧道衬砌厚度不足情况下的补强加固技术。
This paper expounds the performance features of W-shape steel strip, and introduces the reinforcement technique adopted in the case that the lining thickness of railway tunnel is insufficient.
对单线铁路隧道全环整体模筑衬砌台车和施工工艺进行了研究。
The platform and the construction technology for full-circular monolithic lining are studied.
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.
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.
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