supported by the Major Research Plan of National Natural Science Foundation of China(No.90920005);the National Natural Science Foundation of China(No.61003192);the Key Project of Philosophy and Social Sciences Research,Ministry of Education(No.08JZD0032);Project in the National Science&Technology Pillar Program in the Twelfth Five-year Plan Period(No.2012BAK24B00,2012BAK24B01,and 2012BAK24B0101);the Program of Introducing Talents of Discipline to Universities(No.B07042);the Natural Science Foundation of Hubei Province(No.2011CDA034);the self-determined research funds of CCNU from the colleges’basic research;operation of MOE(No.CCNU10A02009 and CCNU10C01005);the self-determined research funds from College of Vocational and Continuing Education of CCNU(JJ20120714)
