The emphases of the running hydraulic system in track-layingmachine are the constant speed control and running synchronization control.
铺轨机走行液压系统控制重点在于行走恒速控制和行走同步性控制。
2
The utility model relates to a pipe layingmachine by drilling and crossing, which is a machine used for drilling and crossing the existing buildings and laying pipes.
一种钻孔穿越铺管机是钻孔穿越已有建筑物并铺设管道的设备。
3
The said method can be applied to design calculation of practical engineering structures such as super large bridge crane, track layingmachine, bridge erecting machine, gantry cran…