2021/2022年冬季贵州凝冻天气阶段性特征及成因
任曼琳, 李忠燕, 王博卿, 谭娅姮, 王烁

Analysis on the causes of freezing stage characteristics in Guizhou in winter of 2021/2022
REN Manlin, LI Zhongyan, WANG Boqing, TAN Yaheng, WANG Shuo
图5 2019年1月至2022年6月Ni?o3.4指数和南方涛动指数(SOI)逐月演变
Fig.5 Monthly evolution of the Ni?o3.4 index and the Southern Oscillation Index (SOI) from January 2019 to June 2022