多年冻土区铁路路基导热系数监测与分析
张明礼, 王斌, 周志雄, 颉俊杰, 王得楷, 岳国栋, 李广

Monitoring and analysis of the thermal conductivity of railway subgrade in the permafrost regions
Mingli ZHANG, Bin WANG, Zhixiong ZHOU, XIE Junjie, Dekai WANG, Guodong YUE, Guang LI
图8 导热系数随温度变化的函数关系
注:λ为导热系数; f, u分别代表完全冻结和完全融化状态
Fig.8 Relation of thermal conductivity with temperature