旋转直接驱动电液压力伺服阀的设计研究
钱占松
Design and Research of Rotate Direct Drive Pressure Control Servovalve
QIAN Zhansong
液压与气动 . 2015, (11): 90 -94 .  DOI: 10.11832/j.issn.1000-4858.2015.11.019