天然岩石裂隙面粗糙度尺寸效应及方向性研究
梅倩玮,陈刚,罗凤强,马玲,龚红胜,龙妍竹

Research on Size Effect and Directionality of Roughness of Natural Rock Fracture Surface
Qianwei MEI,Gang CHEN,Fengqiang LUO,Ling MA,Hongsheng GONG,Yanzhu LONG
表5 拟合椭圆长短轴比值与对应JRC值结果对比
Table 5 Comparison of the results of fitting ellipse long and short axes ratio and the corresponding JRC values
样品编号拟合椭圆长短轴拟合椭圆比值(短轴∶长轴)相同角度JRCJRC比值
短轴长轴短轴方向长轴方向
S21.07941.25640.85918.05248.87380.9074
S51.78331.88941.05955.20425.31600.9790
S81.75851.80481.026315.835716.14320.9810
S91.98112.37230.835110.186711.33950.8983