在抗张强度没有明显降低的条件下，新创立的双时效比正常时效的冲击疲劳寿命与动态断裂韧性分别延长和提高了35 。
By our new way of double aging, on which we have done research since 2002, the impact fatigue life can be prolonged by 35.
简述自行车铝合金辐条条母线的生产工艺。详细介绍了铝合金条母线材双级时效制度的确定方法，并进行了经济、社会效益分析。
Production processing of wire used in bicycle was introduced. The double aging institution has been determined. In addition the economic profits were analyzed.
采用双级时效模拟方式时，外加应力场对析出相的成核及生长阶段均有影响，只是影响程度与析出相自身的点阵错配度有关。
Both nucleation and growth are affected by the external stress by two-step aging simulation, but the effect degree depends on lattice misfit.
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