The formation and characteristics of atomic defects in Fe-Al intermetallic compounds and their influences on order-disorder, vacancy-hardening and damping behaviors are discussed in this paper.%综述了铁铝金属间化合物中的原子缺陷的形成、特征及其存在对合金有序无序性能、空位硬化性能和阻尼性能的影响.
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