基金Supported by NSFC (10661001) Guangxi Science Foundation(0640002)+1 种基金the Innovation Project of Guangxi Graduate Education(2006105930701M14)Science Foundation of Guangxi University(X061022).
基金Supported by the Natural Science Foundation of China(11161029)the Natural Science Foundation of Guangxi(2010GXNSFA013109,2010GXNSFA013106)the Natural Science Foundation of Guangxi University of Technology(1166218)
基金supported by NSF of China(No.11161029,No.11261005)NSF of Guangxi(No.2010GXSFA013109,No.2012GXSFA276040)NSF of Guangxi University of Technology(No.1166218)