基金国家自然科学基金(No.50672018)863计划课题(2007AA03Z340)资助项目+3 种基金supported by the National Natural Science Foundation of China(51021002,51172050,51102060,51102063)the Fundamental Research Funds for the Central Universities(HIT.ICRST.2010009)the Natural Scientific Research Innovation Foundation in Harbin Institute of Technology(HIT.NSRIF.2011109,HIT.NSRIF.2010121)the Scientific Research Foundation of Harbin Institute of Technology at Weihai(HIT(WH)X201108)