短语词组短語seam -line elimination 拼接縫消除overall optimal seam -line 最優鑲嵌線method of seam -line elimination 拼接縫消除方法side seam line 側縫直線elbow seam line 小袖內撇線back waist seam line 褲後腰縫線;後腰縫線back seam line 背縫線front seam line 前袖縫直線 返回 seam line