6Bingshu Wang,Ying Liu,Xiaodong Zhang.Research of Control Strategy of Internal Feedback Chop-wave Cascade Speed-regulation System[A].The 3rd ISSI International Conference[C].2009.
7WANG Bing-shu, LIU Ying, ZHANG Xiao-dong. Research of Control Strategy of Internal Feedback Chop- wave Cascade Speed-Regulation System [ J]. The 3rd ISSI International Con-ference, 2009, 31 (10) : 11-22.
