Submitted on: 28 April 2011.
Revised on: 09 May 2011.
Accepted on: 02 June 2011.
npj Climate and Atmospheric Science
http://reply.papertrans.cn/3/234/23314/23314-32.png
http://reply.papertrans.cn/3/234/23314/23314-33.png
Submitted on: 07 January 2002.
Revised on: 17 February 2002.
Accepted on: 02 March 2002.
npj Climate and Atmospheric Science
http://reply.papertrans.cn/3/234/23314/23314-35.png
http://reply.papertrans.cn/3/234/23314/23314-36.png