循环载荷对压实雪冰抗压强度的影响研究

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循环载荷对压实雪冰抗压强度的影响研究

洪嘉琳¹^,²(

), 焦凤琪¹, 应咏翰¹, 李金奇¹, 王义超¹, 邵也¹, 范晓鹏²^,³^,⁴(

)

The effect of cyclic loading on the compressive strength of compacted snow

Jialin HONG¹^,²(

), Fengqi JIAO¹, Yonghan YING¹, Jinqi LI¹, Yichao WANG¹, Ye SHAO¹, Xiaopeng FAN²^,³^,⁴(

)

图6. 不同应力幅值下压实雪冰在循环载荷下的单轴抗压强度
注：实验温度为（-10.0±0.3） ℃，A为应力幅值，f为频率， $ε ˙$ 为应变速率， $σ m$ 为平均应力

Fig. 6. Uniaxial compressive strength of compacted snow under cyclic loading at different stress amplitudes
The experimental temperature is （-10.0±0.3） ℃，A is the stress amplitude，f is the frequency， $ε ˙$ is the strain rate，and σ_m is the average stress