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不同地表条件下青藏公路对多年冻土的热影响差异研究
周保1(), 魏刚2(), 张永艳1, 魏赛拉加1, 蒋观利3
Study on the diversities of thermal impacts of Qinghai-Tibet Highway on permafrost under different surface conditions
Bao ZHOU1(), Gang WEI2(), Yongyan ZHANG1, Sailajia WEI1, Guanli JIANG3

图11. 2015—2021年多年冻土年平均地温总增幅及活动层厚度年平均增幅对比

Fig.11. Comparisons of the increase of the mean annual ground temperature and the active layer thicknesses from 2015 to 2021