tube,drawing machine

This thesis introduces the theory and machinery of the trenchless technology with the example of pull-pipe and push-pipe technology.

以白堤路排污管道穿越工程、津滨轻轨顶管工程等为例介绍了以拉管和顶管为代表的非开挖技术的原理、设备以及在施工中的应用。