SHAO Ping~(1,2) JIANG Shao-tong~1 ZHENG Zhi~1 SUN Pei-long~2(1.School of Biotechnology and Food Engineering,Hefei University of Technology,Hefei,Anhui 230009;2.College of Biological and Environmental Engineering,Zhejiang University of Technology,Hangzhou,Zhejiang 310032)