Direct Drive Motor-pump and Its Development Trend
ZHAO Sheng-dun, ZHANG Zong-yuan, XU Fan, FAN Shu-qin, LI Jing-xiang
CHINESE HYDRAULICS & PNEUMATICS . 2014, (2): 1 -9 .  DOI: 10.11832/j.issn.1000-4858.2014.02.001