Unverified80% confidenceDecision RuleTime unknown
水洗棉/纱布空调被机洗后易缩水变形，选购时应确认预缩处理并预留5-10%尺寸余量；桑蚕丝被机洗会导致丝胎结块报废
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified底布材质决定机洗耐用性：氧化PP底布或牛津布底可整体机洗且不缩水变形；纯棉/羊毛毡底反复机洗后会缩水扭曲、布条脱落，仅适合手洗擦拭88% similarUnverified水洗棉/纯棉面料反复水洗易缩水5%-8%，买尺寸时预留一档余量；标称'可水洗真丝'的产品实际耐水洗性差，长期机洗会导致丝质发硬发黄，真丝被应作干洗或阴凉晾晒86% similarUnverified棉麻唐装水洗易缩水变形，购买时确认是否做过预缩处理，首次清洗建议冷水手洗或送洗；织锦缎、真丝款必须干洗，不可机洗以防脱线掉色86% similarUnverified带涂层的防水棉麻（表面覆PU/防泼水涂层）可擦洗但不可机洗高温，普通棉麻可机洗但会缩水5-8%，买前需确认预缩处理86% similarUnverified水洗棉、色织棉工艺经预缩处理，缩水率低（≤3%）、免烫易打理，适合懒人和频繁洗涤场景；未做预缩的高支贡缎首洗缩水明显，购买时需选大一号或确认已预缩86% similar
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