第一代单晶高温合金中温高应力幅下的疲劳裂纹萌生行为

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Fatigue Crack Initiation Behavior at Intermediate Temperature under High Stress Amplitude for Single Crystal Superalloy DD413

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图6 MC碳化物开裂过程的示意图

Fig.6 Diagram illustrating the cracking process of MC carbide