图1 平均值和极端值变化关系示意图 a 服从标准正态分布的气温;b 服从伽马分布的降水依据文献[26]重绘 Fig.1 Schematic showing the effect on extreme temperatures When a both the mean and variance increase for a normal distribution of temperature; Extreme precipitation b when gamma distributionmodified and redrawn from reference[26] |