在岩石试件卸荷试验的基础上，结合大型开挖工程，研究了岩体在卸荷状态下的变形破裂特征。
On the basis of unloading tests of rock sample, the deformation and fracture features of unloaded rock mass are studied in conjunction with fracture systems of some large excavation project.
基于岩石试件的卸荷试验，研究卸荷条件下岩石的变形、参数及破裂特征。
Based on unloading tests of rock samples, the deformation, parameters and fracture features of rocks under unloading are studied.
样品变形处于半脆性域，以出现非破裂的准韧性剪切带为特征。
Optical micrographs of deformed samples show that different scales of semi brittle ductile shear zones (SBDSZ) occur with different strains.
样品变形处于半脆性域，以出现非破裂的准韧性剪切带为特征。
Optical micrographs of deformed samples show that different scales of semi brittle ductile shear zones (SBDSZ) occur with different strains.
应用推荐