Submitted on: 25 February 2007.
Revised on: 03 April 2007.
Accepted on: 15 May 2007.
___________________ENGINEERING GEOLOGY---ELSEVIER
http://reply.papertrans.cn/1/85/8461/8461-32.png
http://reply.papertrans.cn/1/85/8461/8461-33.png
http://reply.papertrans.cn/1/85/8461/8461-34.png
Submitted on: 10 December 2009.
Revised on: 03 January 2010.
Accepted on: 17 February 2010.
___________________ENGINEERING GEOLOGY---ELSEVIER
http://reply.papertrans.cn/1/85/8461/8461-36.png