The paper recommends a control system composed of a micro-computer which controls the velocity of extrusion automatically.
介绍采用单片微机组成的控制系统，实现水压机挤压速度的自动控制。
2
A kinematically admissible continuous velocity field to the plane strain extrusion is established in cartesian coordinates, and an upper - bound analytical solution is thus obtained in this paper.
本文采用直角坐标系建立了平面变形挤压问题的运动学许可连续速度场并获得了该问题的上解析限解。
3
Data of drawing velocity that is automatically measured by precise extrusion were analyzed.