The experimental results show that foe values of strain intensity factor and strain fracture toughness are more stable and useful or determining the thermal fracture property of the concrete.
实验表明，作者提出的应变强度因子及应变断裂韧性的概念对反映混凝土材料的断裂特性更稳定更具实际意义。
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。
The equiaxed structure has good tensile property, low fracture toughness and high fatigue crack propagation rate.
等轴组织具有较好的拉伸性能、低的断裂韧性和高的疲劳裂纹扩展速率；
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