Start with a squaresheet of paper, colored side down.
由一张正方形纸开始，颜色面向下。
2
In general, these designs begin with a squaresheet of paper whose sides may be different colors or prints.
一般来讲，这些设计最初都是由一张不同颜色的正方形纸开始。
3
Bifurcation and stability of asymmetric deformations of equal-biaxial stretching of a thin elastic squaresheet was examined within the framework of finite elasticity.