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Submitted on: 17 September 2011.
Revised on: 25 November 2011.
Accepted on: 22 January 2012.
___________________Advances in Civil Engineering---HINDAWI LTD
Submitted on: 21 September 2021.
Revised on: 18 January 2022.
Accepted on: 28 February 2022.
___________________Advances in Civil Engineering---HINDAWI LTD
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Submitted on: 21 October 2020.
Revised on: 17 January 2021.
Accepted on: 21 February 2021.
___________________Advances in Civil Engineering---HINDAWI LTD
http://reply.papertrans.cn/1/8/705/705-29.png
Submitted on: 02 April 2015.
Revised on: 27 April 2015.
Accepted on: 25 June 2015.
___________________Advances in Civil Engineering---HINDAWI LTD