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
表2 EOF前十个特征向量方差累计贡献率(%)
Tab.2 Cumulative contribution rate of the mean square deviation of the first ten EOF eigenvectors (%)
特征向量 1 2 3 4 5 6 7 8 9 10
方差 44.2 11.3 7.4 5.1 4.5 4 3.2 2.7 2.6 2.3
累计方差 44.2 55.5 62.9 68 72.5 76.5 79.7 82.4 85 87.3