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黄亚奇, 王栋, 卢玉章, 熊英, 申健

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

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图8 疲劳断裂后样品S5中的显微孔洞形貌

Fig.8 Morphology of the micro-pore in S5 after failure