4Colan, B. R. Thunderstorms above frontal surfaces in environments without positive CAPE. Part Ⅰ:A climatology[J]. Mon. Wea. Rev. 1990,118:1103-1121.
5Moncrieff, M. W., M. J. Miller. The dynamics and simulation of tropical cumulonimbus and squall lines [J].Quart. J. Roy. Meteor. Soc, 1976,102 : 373-394.
6Blanchard, D. D. Assessing the vertical distribution of convective available potential energy[J]. Wea. Forecasting, 1998, 13:870- 877.
7Miller, R. C. Notes on analysis and severe-storm forecasting procedures of the Air Force Global Weather Central[J]. AWS Tech. Rep. 200 (rev), Air Weather Service,Scott AFB, IL, 1972.
8Weisman, M. L., klemp, J. B. The structure and classificatin of nu2 merically simuiated convective storms in directionally varying wind shears [J]. Won. Wea. Rev.1984,112:2479-2489.
9Turcotte V, Vigneux D. Severe thunderstorms and hail forecasting using derived parameters from standard RAOBS data[C]. Preprints, Second Workshop on Operational Meteorology Halifas, NS. Canada. Atmospheric Environment Service/Canadian Meteor and Oceanogr Soc, 1987,142-153.
