http://reply.papertrans.cn/1/85/8444/8444-31.png
http://reply.papertrans.cn/1/85/8444/8444-32.png
Submitted on: 02 November 2015.
Revised on: 04 January 2016.
Accepted on: 14 January 2016.
___________________Engineering Applications of Computational Fluid Mechanics
http://reply.papertrans.cn/1/85/8444/8444-34.png
http://reply.papertrans.cn/1/85/8444/8444-35.png
http://reply.papertrans.cn/1/85/8444/8444-36.png