吉林省季节冻土区年冻融指数的时空变化特征

任景全, 刘玉汐, 王冬妮, 王亮, 孙月, 郭春明, 李琪

Spatiotemporal changes of annual freezing/thawing index of seasonally frozen soil in Jilin Province

Jingquan REN, Yuxi LIU, Dongni WANG, Liang WANG, Yue SUN, Chunming GUO, Qi LI

图4 吉林省冻融指数的时间变化

Fig.4 The change of freezing/thawing index in Jilin Province