基金National Natural Science Foundation of China(Grant No. 81073005)Shandong Province Young and Middle-Aged Scientists Research Awards Fund (Grant No. BS2010YY032)Scientific Research Foundation for Returned Overseas Scholars,Ministry of Education of China (Grant No. 42)
基金The national natural science foundation of China(30572239)The specialized research fund for the doctoralprogram of higher education(20050335045)The foundation of science and technology department of Zhejiang province ofChina(z303835)