In unrestraint specimens, at the slip displacement was very small, the splitting failure of concrete was observed when the maximum bond stress was reached.
无约束试件在达到最大粘结应力之后劈裂破坏，此时的滑移很小。
The relation between splitting tensile strength and compressive strength and the effects of steel fiber types and volume ratio on behavior of the deformation of split failure are discussed.
探讨了劈拉强度与抗压强度的关系、钢纤维体积率及钢纤维类型对劈拉变形性能的影响。
Especially the deeply embedded caverns under high in situ stresses, they are more readily to appear longitudinal splitting cracks and even intense brittle deformation failure, like rock blast etc.
尤其对于处于大埋深、高地应力的脆性围岩中的地下洞室，开挖时更容易发生这种破坏。
Especially the deeply embedded caverns under high in situ stresses, they are more readily to appear longitudinal splitting cracks and even intense brittle deformation failure, like rock blast etc.
尤其对于处于大埋深、高地应力的脆性围岩中的地下洞室，开挖时更容易发生这种破坏。
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