5Xu Wang, Hai-tao Wang, Wei Xiong. Study on the characteristics of air driven gas booster based on experiments [ C ]. Proceedings of the seventh International conference on Fluid Power Transmission and Control, Hang zhou, Chi- na,2009:608 -611.
6Mitsuoka T. Recent trend of power drivers system [ J ]. Journal of the Japan Hydraulics and Pneumatics Society, 1988,19(6) :436 -443.