黄河上游主要汇流区夏季复合干热事件变化特征及其对径流的影响

杨博成, 李维国, 刘晓云, 董胜虎, 贵强, 甘泽良, 郑琼

Characteristics of summer compound dry hot events in the main confluence area of the upper Yellow River and their impact on runoff

YANG Bocheng, LI Weiguo, LIU Xiaoyun, DONG Shenghu, GUI Qiang, GAN Zeliang, ZHENG Qiong

图6 基于EEMD分解的1961—2022年黄河上游主要汇流区夏季复合干热指数不同时间尺度分量变化

Fig.6 The variation of different time scales components of summer compound dry-hot index based on EEMD decomposition in the main confluence area of the upper Yellow River from 1961 to 2022