It is shown that the erosive resistance at high angle of impact is wrose than at low angle regardless of austenite or martensite matrix;

结果认为无论马氏体基体还是奥氏体基体，高角度冲击下的耐磨性都低于低角度冲击；

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It is shown that the erosive resistance at high angle of impact is wrose than at low angle regardless of austenite or martensite matrix;

结果认为无论马氏体基体还是奥氏体基体，高角度冲击下的耐磨性都低于低角度冲击；

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