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9 冻土厚度年空间分布图 |
Fig. 9 Annual spatial distribution of permafrost thickness |