用金相显微镜和电子探针对新氢压缩机活塞杆断口进行了分析。
The fracture of piston rod of new hydrogen compression pump is studied by metallography and electron probe in this paper.
锚杆机是一个用来打锚杆眼安装锚杆来支护顶板的机器，它是用胶轮行走的。
The roof bolter is a rubber-tired vehicle used to drill and insert bolts into the roof to support it.
提出用拉深区速度波动量、拉深速度、拉深深度、拉深角为评价压力机八杆内滑块机构性能优劣的指标。
This paper addresses that speed fluctuation amount of drawing area, drawing speed, draw depth, draw Angle shall be used as the indexes to evaluate the performance of the inner sliding block mechanism.
应用推荐