利用配有原位拉伸台的SEM设备,对不同载荷作用下γ基体开裂的演变过程进行观察,研究氧对γ基体开裂的影响机制。
The evolution process of γ -matrix cracking under different loads was observed by using the SEM equipment equipped with an in-situ stretching stage, and the influence mechanism of oxygen on γ -matrix cracking was studied.