Familiar with hydraulic systems, pneumatic components, solenoid valves, and mechanical drive system, understand PLC control theory.
熟悉液压系统，气动元件，电磁阀，及机械传动系统，了解PLC控制原理。
W12 series rolling machine with four rollers adopt upper roller rotary mechanical drive, lower roller and side roller fluctuation hydraulic drive, electric concentrated control operation system.
W12系列四辊卷板机采用上辊旋转机械传动，下辊和侧辊升降液压传动，电气集中控制操作系统。
From the function analysis of automatic hydraulic grinder for machining the railroad crossing, its mechanical system, hydraulic system and control system were designed.
从铁路辙叉液压自动磨床的功能分析入手，设计了其机械系统、液压系统、控制系统。
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