http://reply.papertrans.cn/3/288/28738/28738-11.png
http://reply.papertrans.cn/3/288/28738/28738-12.png
Submitted on: 17 June 2006.
Revised on: 28 July 2006.
Accepted on: 16 August 2006.
STRENGTH OF MATERIALS
http://reply.papertrans.cn/3/288/28738/28738-14.png
Submitted on: 26 September 2009.
Revised on: 08 November 2009.
Accepted on: 27 November 2009.
STRENGTH OF MATERIALS---SPRINGER
http://reply.papertrans.cn/3/288/28738/28738-16.png
http://reply.papertrans.cn/3/288/28738/28738-17.png
http://reply.papertrans.cn/3/288/28738/28738-18.png
Submitted on: 24 December 2017.
Revised on: 07 January 2018.
Accepted on: 04 February 2018.
STRENGTH OF MATERIALS
http://reply.papertrans.cn/3/288/28738/28738-20.png