Testing study of subcritical crack growth rate and fracture toughness in different rocks - 曹平 李江腾 袁海平 (Transactions of Nonferrous Metals Society of China, 2006)
Keywords: constant displacement load relaxation method; double-torsion specimens; fracture toughness; rocks; subcritical crack growth; 亚临界裂纹扩展; 加载方法; 岩石试验; 断裂韧度; subcritical crack growth; fracture toughness; rocks; constant displacement load relaxation method; double-torsion specimens