中国华南地区4—6月间出现的多雨时期。
华南前汛期降水 pre flood season rainfall in Southern China
The main results are as follows:(1)The pre-flood season in South China is composed of the frontal precipitation period and the summer monsoon precipitation period.
主要结论如下:(1) 华南前汛期由锋面降水和夏季风降水两个时段组成。
参考来源 - 华南前汛期降水特征及其与南海夏季风的相互作用·2,447,543篇论文数据，部分数据来源于NoteExpress
本文根据雨量资料划分出华南前汛期发生旱涝的年份。
Based on the precipitation data some years of drought and flood for the first rainy season over South China are Searated.
用该公式计算华南前汛期锋面云系自然降水效率，并探讨人工播云的可能性。
The formula was used to calculate the precipitation efficiency and the precipitation stimulation possibility of frontal clouds du-ring the first rainy season in South China.
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