变形高温合金盘材及其制备技术研究进展
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Recent Development of Nickel-Based Disc Alloys andCorresponding Cast-Wrought Processing Techniques
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图7. 开坯工艺不当造成的GH4065合金棒材低倍粗晶 |
Fig.7. Coarse-grained macrostructures on billet induced by improper conversion techniques(a) low-magnification (b) residual as-cast structures |
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