There is a macro-crack and micro-crack system in rocks, which affects almost all the mechanical properties of rocks, especially the failure mechanism and the strength criterion.
岩石内部存在一个宏观的和微观的裂隙系统,岩体的一切力学特性几乎都与这个裂隙系统有关,当然岩体的破坏机理与强度准则也不例外。
The macro profile and physicochemical examination of the tread oblique crack shows that the crack falls into the category of rolling contact fatigue type.
踏面斜裂纹及断口的宏观形貌和理化检验与分析表明,踏面斜裂纹伤损属于滚动接触疲劳裂纹伤损类型。
Depending on their extension, a differentiation is made between macro and micro-crack.
按裂纹延伸长度,可分为宏开裂和微开裂。
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