To improve the precision and the efficiency in straightening drill pipes, we make a research in the control system of the automatic hydraulic straightening machine.
为了提高钻具校直的精度与效率，我们进行了全自动液压校直机控制系统的研究。
And old-fashioned hydraulic test machine and electronic universal testing machine servo control system of the computer, automatic acquisition and data processing system transformation.
并对老式液压试验机及电子万能试验机进行微机伺服控制系统改造，自动采集及数据处理系统改造。
In the paper puts all-automatic control system of noload idling for mine hydraulic-engineering machine different of cause analysised emulation and practical measure.
提出一种矿山液压工程机械的空载怠速全自动控制系统，分析引起仿真和实测结果差异的原因。
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