Railway track construction and maintenance plant. ballast cleaning machine. specifications.
铁路建造和维护设备。道碴清理机。规范。
2
Shield machine is a large mechanical device that is widely used in the construction of tunnel engineering such as subway, railway, roadway, city infrastructure, and water and electricity utility.
盾构掘进机是一种广泛应用于地铁、铁路、公路、市政、水电等隧道工程施工的大型机械设备。
3
This paper chiefly introduces a type of temporary bridge machine assembled with manufactured equipment and using it in construction of erecting railway curvilinear beams.