high angle grain boundary 大角度晶界
Obtuse-angle grain 钝角颗粒
low-angle grain boundaries 小角晶界
low-angle grain boundary 低角晶粒间界
large-angle grain boundary 大角度晶界
As the pass number of pressing increases, the portion of high-angle grain boundaries increased.
随着道次的增加，大角度晶界的比例也跟着增加。
There exists a sort of dynamic equilibrium between the formation rate of low-angle grain boundaries and the rate of changing into higher-angle grain boundaries.
小角度晶界的产生速率与小角度晶界转变为较大角度晶界的速率趋向一动态平衡。
It is evident that the effects of strain-induced recrystallization on grain refining and on high-angle grain boundary fraction increasing affect greatly the superplastic properties of the alloy.
研究指出，应变诱发再结晶对细化晶粒和提高大角度晶界分数的作用明显地影响合金的超塑性能。
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