Unverified83% confidenceDecision RuleTime unknown
未预缩水（unsanforized/生牛仔）面料首次洗涤会缩水3-8%，购买时需预留尺寸；标注'预缩处理/sanforized'的成衣缩水率通常＜1%
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83%
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Unverified水洗后缩率需关注：100%棉未预缩（sanforized标注为已防缩）的生牛仔首次下水可缩3-10%，购买时应比合身尺码大1-2码留缩水余量84% similarUnverified新牛仔面料首次水洗后会有一定缩水，建议购买时预留半码至一码的缩水余量83% similarUnverified机洗西装选前处理过防缩预缩（Sanforized）标注的面料，洗后缩水率可控制在3%以内；无此标注的羊毛混纺机洗后可能缩水5%-8%导致版型走样82% similarUnverified纯棉牛仔面料首次水洗后有一定缩水概率，建议购买时腰围尺码可适当留余量，或按品牌建议冷水洗涤、自然晾干以减少缩水幅度。81% similarUnverified预缩(sanforized)处理的牛仔裤洗后基本不缩水可按平时尺码买，未预缩的原色硬牛仔(如日系赤耳)洗后会缩水2-5%，需买大一码留缩水空间80% similar
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