增量比
When the stree strain relationship is the weak hardening, the relationship between stress ratio and strain incremental ratio shows the straight line with two different slopes.
当材料的应力应变关系为弱硬化型时,应力比与应变增量比关系为两段斜率不同的直线;
The growth that the incremental ratio materiality of aeriform investment invests is rapider.
无形投资的增长比有形投资的增长更快.
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