summer freshet什么意思
1. The summer flood season was subdivided into main flood season and post - freshet season by many methods such as the mathematical statistics method and fuzzy analysis method. 本文根据洪水出现时间，将水库的汛期分为春汛和夏汛，并采用成因分析、数理统计、模糊分析等方法又夏汛细分为主汛期和后汛期。