1997—2021年四川省干旱时空变化特征分析
蔡怡亨, 李帅, 张强, 邓彪, 罗玉, 孙蕊

Spatio-temporal variation of drought in Sichuan Province from 1997 to 2021
CAI Yiheng, LI Shuai, ZHANG Qiang, DENG Biao, LUO Yu, SUN Rui
图7 1997—2021年四川省年累积MCIm距平EOF分解第1(a、c)、第2(b、d)模态空间型(a、b)及时间系数(c、d)
Fig.7 The spatial patterns (a, b) and time coefficients (c, d) of the first (a, c) and second (b, d) modes of annual accumulated MCIm anomaly decomposed by EOF in Sichuan Province from 1997 to 2021