但是，在研究变形程度对金属组织和性能的影响时，习惯上主要考虑了线应变，而未考虑切应变。
But conventionally, strains (tensile and compressive strains), not shear strains, are taken into consideration when the influence of deformability on metal structure and behaviours is studied.
运用显微高速摄影技术分析了切削过程中金属显微组织塑性变形规律。
The deformated patterns of microstructures during metal cutting were analyzed by means of high speed microphotography.
在常规的铝及铝合金热挤压过程中，金属的温度和变形是很不均匀的，这将导致产品的尺寸、形状、组织和性能等质量方面的缺陷。
During conventional hot extrusion processes, temperature and distortion of the billets change unevenly, so the dimension, shape, organization and capability of the profile will be deterioration.
将热力耦合有限元方法与金属微观组织演变数学模型相结合，提出了热变形过程微观组织的数值预报方法。
By integrating the thermomechanical coupled FEM with mathematical model of microstructure evolution, the paper proposes a numerical prediction method for microstructure during hot deformation.
预报值与实测值吻合良好，表明本文方法已能成功预报热变形后的金属微观组织。
The coincidence of the predicted grain sizes with measured ones show that the method is able to successfully predict the microstructure of metals after hot deformation.
本文将金属热变形过程的组织演化模型引入有限元程序，利用有限元计算结果对钢管减径过程中的组织演化过程进行了模拟。
The microstructural evolution model of the material during hot forming process is introduced into the finite element program to simulate the microstructural evolution during tube reducing process.
计算机模拟金属热变形过程中再结晶组织的变化是一种新的变形组织研究方法。
Simulation of the recrystallized microstructures in hot forming process is a new re-search method.
计算机模拟金属热变形过程中再结晶组织的变化是一种新的变形组织研究方法。
Simulation of the recrystallized microstructures in hot forming process is a new re-search method.
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