Character istic and Forma tion Ana lysis on Two Typ ica l Freezing D isa sterWea ther Even ts in Hu ’nan Prov ince
DING Xiao-Jian, YANG  Jun, TANG Meng-Hui, HE Zheng-Yang, LI Xiang-Yu
J4 . 2010, (1): 76 -80 .