十字交叉裂隙扩展机理试验与数值模拟研究
贺桂成,陈科旭,戴兵,王程程

Experimental Study and Numerical Simulation Analysis of Crack Propagation Characteristics of Crisscross Fracture
Guicheng HE,Kexu CHEN,Bing DAI,Chengcheng WANG
图1 十字交叉裂隙试件模型
2a为主裂隙长度;2b为次裂隙长度;α为主裂隙与竖轴夹角
Fig.1 Model of crisscross crack specimen