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- The results show that amorphization of crystallite is the main form of microstructural evolution during thermal stabilization of PAN fibers. 结果表明,晶区的非晶化转变是原丝在预氧化过程中组织结构演变的主要形式;
- The TEM observation shows that the property changes of the alloy during RRA are closely related to the microstructural evolution. TEM观察表明: 回归再时效过程中合金性能的变化与其微观组织的演变密切相关;
- Microstructural evolution of AlSi7Mg nondendritical alloy in semi-solid remelting processing[J].Casting, 1998(4): 10-12. AlSi7Mg非枝晶合金半固态重熔加热时的组织演变[J].;铸造;1998(4): 10-12
- A mechanical assistant model can apply to account for the microstructural evolution in ASB, and the quantitative research on this model is the emphases of our future work. 而关于这种模犁的定量研究将是我们今后工作的重点。
- Hence, based on digital speckle correlation and image processing, we try to develop the experiment method that the microstructural evolution can be live surveyed. 本文结合数字散斑相关方法和图像分析处理技术试图发展能够实时测量微结构演化的实验方法,并将此方法应用于金属材料的单轴拉伸试验,得到了一些有价值的结果。
- Now many research focus on the microstructural evolution mechanism in ASB.Based on the early works, the C program language and the least square method were used to obtain the thermal viscoplastic constitutive equation. 我们在所作的前期工作及国内外的研究成果的基础上,应用C语言程序实现了最小二乘法拟合热一粘塑性本构方程中待定参数的求解过程;
- The microstructural evolution during the precipitation and coarsening of the ordered second phase in multiparticle coherent systems under stress applied is simulated using the phase-field methods. 采用双场耦合条件下的宏观相场法,实现了模拟外加应力下无序基体中共格有序第二相的析出和粗化。
- Traditional diffuse-controlled recrystallization mechanism can not account for the microstructural evolution in ASB.This indicated that diffuse is not the only controlled factor for recrystallization under high-strain-rate deformation. 表明在高应变速率变形条件下,扩散不是控制动态再结晶的唯一因素,应用一种基于力学辅助的动态再结晶机制能够较好地解释其内的微观组织变化。
- Based on physical metallurgy microstructural evolution rule and experiential expressions, calculation module of coupling microstructural evolution of metal hot deformation process had been developed. 根据物理冶金组织演变规律和经验公式,开发了金属热变形过程耦合组织演变的计算模块。
- Microstructural modelling plays an important role of numerical simulation in metal hot plastic forming process, and its key part is the modeling of microstructure evolution. 微观组织模拟已经成为热态塑性成形过程数值模拟技术研究的重点,其核心是组织演变模型的建立。
- Microstructural Evolution of Ce-doped Barium Titanate Ceramics 铈参杂的钛酸钡陶瓷的微结构演变
- The phase transformation and the microstructure evolution process within ASB in TC16 alloy were explained. 讨论了TC16中绝热剪切带内的相变规律和微观结构演化过程。
- The microstructure evolution of the polycrystalline solids is a complex procedure, which is a function of many factors. 多晶固体材料显微结构的演化与诸多因素密切相关,是一复杂的过程。
- The rules both in transformation temperature and in microstructure evolution of IF steel are deplored. 并比较分析薄板坯连铸连轧工艺下无间隙原子钢在变形及不变形条件下的相变温度及组织演变规律。
- The microstructure evolution of the polycrystalline solids is a complex procedure,which is a function of many factors. 多晶固体材料的显微结构的演化与诸多因素密切相关,是一复杂的过程。
- Primary carbide microstructure evolution in the semi-solid hypereutectic high Cr cast iron has been studied at partial remelting temperature. 研究了半固态过共晶高铬铸铁坯料部分重熔保温过程中初生碳化物的演变规律。
- We get the conclusion that the microstructure evolution of electrolytic copper powder and atomizing copper powder was different in SPS process. 得到电解铜粉和雾化铜粉在SPS烧结过程中显微组织演变特徵和规律不同的结论。
- The multi-mechanism and mathematic models of microstructure evolution during material hot forging were emphatically de-scribed. 重点介绍了金属热锻过程中材料微观组织演变的机理和数学模型。
- Therefore, the extrusion forming can be guided by the microstructure evolution law of the materials, such as the dislocation evolution of the ECAP. 因此,考虑等径角挤压过程中的位错演化等材料微观组织演化规律,对材料的实际挤压成形有指导作用。
- With increasing temperature the microstructure evolution process completes earlier and the subgrain size of the deformed material increases. 温度升高,显微组织的演化过程缩短,变形材料的亚晶尺寸增大。