近50年来黑龙江省冻土厚度的时空变化特征

王宁, 臧淑英, 张丽娟

Spatial and temporal variations of spermafrost thickness in Heilongjiang province in recent years

Ning WANG, Shuying ZANG, Lijuan ZHANG

图12 冻土厚度年代倾向率空间分布图

Fig. 12 Spatial distribution of periodic variation trends of permafrost thickness