http://reply.papertrans.cn/2/179/17855/17855-11.png
http://reply.papertrans.cn/2/179/17855/17855-12.png
Submitted on: 16 February 2015.
Revised on: 22 April 2015.
Accepted on: 16 May 2015.
___________________Journal of Materials and Engineering Structures
Submitted on: 26 January 2020.
Revised on: 05 May 2020.
Accepted on: 11 June 2020.
___________________Journal of Materials and Engineering Structures
http://reply.papertrans.cn/2/179/17855/17855-15.png
Submitted on: 17 May 2003.
Revised on: 07 July 2003.
Accepted on: 22 July 2003.
___________________Journal of Materials and Engineering Structures
http://reply.papertrans.cn/2/179/17855/17855-17.png
http://reply.papertrans.cn/2/179/17855/17855-18.png
Submitted on: 16 February 2008.
Revised on: 30 April 2008.
Accepted on: 24 May 2008.
___________________Journal of Materials and Engineering Structures
http://reply.papertrans.cn/2/179/17855/17855-20.png