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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5. 两个监测场地L1处2015—2021年5 m和15 m深度月平均地温变化情况

Fig.5. Mean monthly soil temperature variations at 5 m and 10 m in L1 for both sites from 2015 to 2021