Submitted on: 12 February 1998.
Revised on: 21 May 1998.
Accepted on: 19 June 1998.
___________________International Journal of Hydromechatronics
Submitted on: 20 January 2006.
Revised on: 12 April 2006.
Accepted on: 28 April 2006.
___________________International Journal of Hydromechatronics
http://reply.papertrans.cn/2/136/13551/13551-33.png
Submitted on: 07 January 1998.
Revised on: 26 February 1998.
Accepted on: 26 April 1998.
___________________International Journal of Hydromechatronics
Submitted on: 15 December 2010.
Revised on: 30 March 2011.
Accepted on: 26 April 2011.
___________________International Journal of Hydromechatronics
Submitted on: 22 February 2002.
Revised on: 19 May 2002.
Accepted on: 02 July 2002.
___________________International Journal of Hydromechatronics