There is no hard and fast rule as to which piece is placed on the top when working with these shapes, but it hat been found that distortion is less likely to occur when the outer curve is uppermost.
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2. 把衬布放在反面，用三角针法缝纫衬布的边，至省道的缝止线。
Place the interfacing on the wrong side and use a catch stitch tow sew the edges of the interfacing to the stitching line of dart.
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3. 中国结由旧石器时代的缝衣打结，推展至汉朝的仪礼记事，再演变成今日的装饰手艺。
Chinese knot by paleolithic sew knot, promote the han dynasty to Chicago, then turned into this chronicle of adornment craftsmanship.
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4. 完成衣服上所有的省道后，把衬里粗缝到及片的反面。用三角针法缉缝衬里的边缘至省道缝止法。
Complete any garment darts, and tack the underlining to wrong sides of the garment sections. Catch stitch the edges of the underlining to the stitching lines of any darts.
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5. 把衬布放在反面，用三角针法缝纫衬布的边，至省道的缝止线。
Place the interfacing on the wrong side, and use a catch stitch tow sew the edges of the interfacing to the stitching line of dart.
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6. 把衬布放在反面，用三角针法缝纫衬布的边，至省道的缝止线。
Place the interfacing on the wrong side, and use a catch stitch tow sew the edges of the interfacing to the stitching line of dart.
