通过陶瓷压砖机液压系统试验，得到了各工作循环时的动梁运动曲线、主缸压力曲线、系统压力曲线和各伺服比例阀的控制信号曲线等试验数据。

By the hydraulic system test, we obtained the experimental data, such as the curves of the beam movement, pressure and valve's control signal and flow.

youdao

针对纯水液压伺服阀、纯水液压比例阀和三类典型纯水液压开关阀，从工作原理、结构特点、材料选择和实际效果上进行分析。

The working principle, structural characteristics, material selection and results were analyzed for many kinds of water hydraulic valve respectively. The valve developed b...

youdao