electrical control and regulation for motor-driven valve device
阀门电动装置的电气控制及调整
reason analysis and improvement on oil leak in drive mechanism of motor-driven valve
电动阀传动机构漏油的原因分析及改进措施
The control strategies of the DC-motor-driven clutch, step motor-driven transmission and step motor-driven oil valve were studied.
对电机驱动离合器、变速器和油门的控制技术进行了研究。
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