The interface layer of metallurgical bonding will not induce brittle fracture and will share the ductile SEM fractographs of the substrate.
这种界面冶金结合层并不会引起脆性断裂，具有与基材相同的韧性断口形貌。
The bonding between the coating layer and substrate is good and the diffusion occurs in the interface between them.
涂层与基体结合良好，界面附近存在元素扩散现象；
The bonding between the coating layer and substrate is good and the diffusion occurs in the interface between them.
涂层与基体结合良好，界面附近存在元素扩散现象；
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