青藏高原东北部寒潮次数时空变化特征研究
时盛博, 张调风, 马占良, 李万志, 杨延华, 杨苏华

Study on variation characteristics of frequency of cold wave processes in the northeastern Qinghai-Tibet Plateau
Shengbo SHI, Tiaofeng ZHANG, Zhanliang MA, Wanzhi LI, Yanhua YANG, Suhua YANG
图2 年和季节寒潮次数的时间变化曲线
Fig.2 Variations of the frequency of cold wave processes, annually (a), spring (b), autumn (c) and winter (d)