时效曲线上出现的二步硬化暗示在时效时有两种硬化机制在起作用。
The two steps hardening appeared on the aging curve hints that two kinds of hardening mechanisms exist in aging process.
用平面曲杆有限元法编写、调试了预应力混凝土曲线架桥的时效分析程序。
According to the finite element method for the plane curved members, a program of time-dependent analysis for prestressed concrete curved beam bridges is developed.
通过硬度测量和TEM分析的方法研究了电场对2e12铝合金时效硬化曲线和微观组织的影响。
Influence of electric field on the age hardening curve and microstructure of 2e12 aluminum alloy have been investigated by means of hardness-test and transmission electron microscopy (TEM).
复合材料与基体从固溶态到峰值硬度的时效动力学曲线满足指数关系。
The aging kinetic curve of ZL109 and the composite agreed with the power function.
对复合材料的时效动力学分析表明:硅酸铝短纤维的加入,使基体时效析出的硬度峰提前;时效动力学曲线上出现双硬度峰现象;
The analyses of the aging hardness curve of the composites showed that the additions of Al-silicate short fibber accelerated aging and there were double hardness peaks on the hardness curve.
结果表明:时效温度范围内7050铝合金的应力松弛曲线表现为典型的对数衰减曲线。
The results show that in traditional aging temperature, the stress relaxation curve of 7050 aluminum alloys exhibits a classical logarithmic decrement curve.
通过实验,还分别测定了单根真空管和真空管集热器的瞬时效率曲线。
Instantaneous efficiency curves for both single evacuated tube and complete evacuated tubular collector are also tested.
然而,有关试桩荷载—沉降曲线时效性的模拟方法却鲜见报道。
However, very few data have been published on methods of predicting the variation of load-settlement curves with time after driving.
然而,有关试桩荷载—沉降曲线时效性的模拟方法却鲜见报道。
However, very few data have been published on methods of predicting the variation of load-settlement curves with time after driving.
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