通过纳米压痕实验计算得到双重复合硬质合金的力性参数,在此基础上通过有限元法结合弹塑性断裂力学理论计算其断裂韧性和加载应力场分布,并加以实验验证.结果表明:可通过纳米压痕实验与因次分析相结合获取材料细观力学性能参数,以此为基础预测其性能.
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