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为了改善交通环境,高速公路的兴建成了主要项目,由此,隧道工程也不断改进,文章对一条完整的隧道施工全过程进行了系统介绍。
In order to improve the traffic environment, the construction of the expressway has become a major project. As a result, the tunneling project has been continuously improved. The article introduces the whole process of a complete tunneling system.