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.

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设计出传感器输入输出信号调理电路和试验台架液压激振系统、磁流变阻尼器控制器的功率放大电路。

Design the signal adjust circuit for sensor, and the power amplification circuit for the hydraulic pressure system of test platform and the controller of magnetorheological dampers.

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试验证明，这些措施的采用，不仅提高了液压系统效率，而且使挖掘机的操纵性得到明显提高。

It has been proved in experiments that these methods not only improve the efficiency of the hydraulic system, but also the controllability of excavator.

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