外荷载下青砂岩声发射特征及损伤演化规律 |
王文才,李俊鹏,王创业,陈世江,王鹏 |
Acoustic Emission Characteristics and Damage Evolution of Green Sandstone Under External Loads |
Wencai WANG,Junpeng LI,Chuangye WANG,Shijiang CHEN,Peng WANG |
图4 青砂岩试样T2频谱图 |
Fig.4 T2 spectrum of green sandstone rock sample |