祁连山区1961—2014年冻融指数时空变化特征
欧安锋, 柯贤敏, 梁成成, 刘鹏, 王玮, 牛富俊, 高泽永

Spatial and temporal characteristics of freezing and thawing index in the Qilian Mountains from 1961 to 2014
Anfeng OU, Xianmin KE, Chengcheng LIANG, Peng LIU, Wei WANG, Fujun NIU, Zeyong GAO
图5 1961—2014年冻融指数的年度变化和突变检验(红竖线代表突变点,突变检验水平为0.05)
Fig. 5 Annual changes and Mutation test of AFI (a), ATI (b), GFI (c), and GTI (d) during 1961 to 2014(The red vertical line represents the mutation point, and the mutation test level is 0.05)