The PST slide provides smooth precise linear motion with high accuracy at twice the thrust of a single bore cylinder.
PST的幻灯片提供平滑精确的以两倍于一个单一的缸孔精度高推力直线运动。
2
It points out the thrust hydraulic cylinder should adopt zone control, and zoning principle of thrust hydraulic cylinder was also supplied.
指出推进液压缸控制应采用分区控制技术，并给出了推进液压缸分区原则。
3
The thrust of crowd cylinder on tunneler is the main design parameter to determine the number and dimension of crowd cylinder on tunneler and the basis to determine propelling force of tunneler work.