干密度和温度对冻结膨胀土单轴压缩特性影响的试验研究
马文鑫, 张勇敢, 刘斯宏, 郑军威, 凤良, 鲁洋

Experimental study on the influence of dry density and temperature on the uniaxial compression characteristics of frozen expansive soil
Wenxin MA, Yonggan ZHANG, Sihong LIU, Junwei ZHENG, Liang FENG, Yang LU
表5 不同干密度工况试样弹性模量与温度的函数关系
Table 5 Relationship between elastic modulus and temperature of samples under different dry densities
干密度ρd/(g·cm-3关系式相关系数R2

1.60

1.52

1.44

1.36

1.28

E=-7.5829T-8.1679

E=-7.3034T-10.1120

E=-6.2937T-6.5194

E=-6.1111T-8.0290

E=-5.4500T-8.7450

0.9979

0.9963

0.9938

0.9988

0.9999