- With the dislocation density increasing the maximum of the principal strain augments with the pass increasing.
随着位错密度的增加，主应变最大值随后续挤压道次的增加呈增大趋势。
- Another is to decrease the dislocation density of material as much as possible, such as the whisker.
二是尽量减少位错密度，晶须就是这种方法的一个实例。
