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对铸件的铸态、热时效态和振动时效态在内应力分布 ,力学性能及抗变形能力方面的特性进行分析对比 ,发现振动时效态均优于前 2者。
The castings in the as-cast, thermal aging and vibration state of the internal stress distribution, mechanical properties and anti-deformation ability of the analysis and comparison, found that vibration aging state are better than the first two.