过去300年华南地区冷冬指数序列的重建与特征
丁玲玲, 郑景云

Reconstruction and characteristics of series of winter cold index in South China in the past 300 years
Lingling DING, Jingyun ZHENG
图4 华南地区冷冬指数序列的功率谱分析
Fig. 4 Power spectrum analysis for series of winter cold index in South China