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取正方形纸折成16格(图一);四边顺次向中心线折(图三);沿图二的虚线向下折(图三);把里面的部分拉出来折成三角形(图四);将拉出来的角向里压折成正方形(图五),其余三个角均照此法折;将四个角沿虚线向
Take square paper folded into 16 grid (Figure 1); four sides in turn to the center line fold (Figure 3); along the dotted line in Figure 2 down (Figure 3); the inside part of the folded out into a triangle (Figure 4) ; Will be pulled out of the corner pressed into a square (Figure V), the remaining three corners are folded according to this method; the four corners along the dotted line