...增益(enhanced diffusion)差排运动释放能量 差排密度降低,差排组构改 变 再结晶 回复后:高应变能状态 产生新无应变(strain-free )、等轴(equi-axed)晶 粒 经应变材料能量较高 再结晶温度:再结晶在一小时完成 之温度(1/3 - 1/2 T m ) 冷加工:再结晶温度随冷加工...
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厚的无应变层的引入主要是为了改善有源层晶体质量，获得大的偏振不灵敏模式增益。
Unstrained layer induced is primarily used to enhance the polarization insensitive mode gain and improve the active region crystal quality.
采用夹头分离速率控制方式对有屈服现象和无屈服现象的试样进行拉伸试验，探讨了试验过程中试样应变速率和应力速率的变化情况。
The change of strain rate and stress rate of samples with and without yielding phenomenon was studied during the tensile test under the control of grip separate rate.
利用可考虑局部破坏的非线性弹塑性有限元，对无加筋和加筋砂土的平面应变压缩试验结果进行了从小变形到破坏的全过程数值解析。
Numerical analyses of plane strain compression tests for the geogrid-reinforced sand specimens were conducted by the nonlinear elastoplastic FEM considering strain localization.
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