Unverified85% confidenceFactTime unknown
缝线针脚密度是工艺分水岭：每3cm内针脚≥8针且间距均匀、走线笔直无跳线，边缘封边（漆边）平整无开裂的属高工艺；粗大不均针脚1-2年内易脱线开边
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85%
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Long-term
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Unverified针脚密度是精致度核心指标：优质刺绣针距≤0.5mm、每字包边完整不露底布；廉价机绣针距＞1mm，笔画交叉处易跳线露白88% similarUnverified绗缝针脚密度建议8-10针/3cm，针脚过密（>12针）会刺穿面料形成钻绒通道，过疏（<6针）则填充物易移位堆积86% similarUnverified接缝工艺看针脚密度，每3cm有12-14针为优质（针距约2.2mm），针距过大易开线；肩部和口袋等受力处应有回针加固或套结（bar tack）81% similarUnverified接缝工艺看针脚密度(每3cm≥8针为佳)和是否双线锁边，防泼水外套若无压胶/热熔条则接缝处仍会渗水79% similarUnverified缝线密度是工艺还原度的核心指标，高端档案配件手工线迹通常为每英寸7-9针且针距均匀，低于6针或针距不均说明为机器快缝的降级复刻79% similar
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