Workpiece's spring-back is considered in this paper, deformation's history is assured in the next pass, and then squarerectangle tube in continue roll forming process lay a foundation.
文中考虑了轧件的弹复，保证了下一道次变形历史的延续，从而为真实模拟方矩形连续辊弯成形过程奠定基础。
2
The square color scheme is similar to the rectangle, but with all four colors spaced evenly around the color circle.
方形色系和矩形色系类似，是均衡分布在色轮上连线成为一个正方形的四种颜色。
3
Square, rectangle, circular, ellipse and flake etc.