Fracture surface consists of plastic yield deformation area and elastic deformation area.
断口主要分为塑性屈服变形区和弹性变形区两部分。
The results showed that multiple solution and aging treatment had a significant effect on increasing plastic property and fracture toughness, although had little effect on strength.
结果表明：多重固溶时效热处理可以显著提高合金的塑性和断裂韧度，而对强度的影响不大。
Metal cutting is the process of plastic deformation and fracture.
金属切削过程是切削层金属的塑性变形和断裂过程。
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