冻融作用下条带状磁铁石英岩破裂失稳过程裂纹演化特征试验研究

邵国梁, 夏冬, 贾淯斐, 李铸熙, 严加驹

Experimental Study on Crack Evolution Characteristics of Banded Magnetite Quartzite During Fracture Instabiligy Under Freeze-thaw Action

Guoliang SHAO, Dong XIA, Yufei JIA, Zhuxi LI, Jiaju YAN

图7 不同冻融循环次数下条带状磁铁石英岩主频—时间分布

Fig.7 Principal frequency-time distributions of banded magnetite quartzite under different freeze-thaw cycles