dimple fracture短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 韧窝断裂 The results showed that attacked surface had similar appearance like impact fractograph primary failure mechanism of cavitation damage was mixed mode of quasi cleavage and dimple fracture. 观察结果表明，其剥落形貌与冲击断口形貌相似，剥落机制主要是韧窝和准解理的混合型。 cnki