Supported by NSFC(No.11501237,No.11401246,No.11426112,No.61572013);the NSF of Guangdong Province(No.2014A030310087,No.2014A030310119,No.2016A030310099);Outstanding Young Teacher Training Program of Colleges and Universities in Guangdong Province(No.YQ2015155);Scientific Research Innovation Team Project of Huizhou University(No.hzux1201523)