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评述了高温合金细晶铸造技术的发展和细晶铸造的原理、工艺方法及近年来的应用。还论述了细晶铸造对合金力学性能的影响。
The development of superalloys fine grain casting technology, the principle of fine grain casting, the process and the application in recent years are reviewed. The effect of fine grain casting on the mechanical properties of the alloy is also discussed.