截面收缩率
- 网络percentage reduction of area; Percent reduction in area
截面收缩率截面收缩率
percentage reduction of area
（2）截面收缩率(percentage reduction of area)。 （3）冷弯性能。
Percent reduction in area
...延伸率 (Percent elongation) 截面收缩率(Percent reduction in area) ? ? L1 ? L ? 100% L A ? A1 ? ? ? 100% p A1 L1 A 注意：...