8BROWN D C. Submarine escape and resuce in today' s royal navy [ J ]. Royal Naval Medical Service, 1999, (3) : 145 - 148.
9Agglund T. A Friction Compensator for Pneumatic Control Valves[ J]. Journal of Process Control,2002, (12) :897 -904.
10Srinivasan R, Rengasw Arm R. Stiction Coppensation in Process Control Loops. A Framework for Integrating Stiction Measure and Compensation [ J ]. Industrial and Engineering Chem is try Research ,2005, (44) :9164 - 9174.