[KongchangAI]
Unverified80% confidenceFactTime unknown

涂层型防污(后整理喷涂)耐洗性差,通常洗涤20-30次后拒水效果明显衰减;纤维级防污(如聚酯纤维本身疏水或原液着色)耐洗50次以上更持久,看吊牌是否标注'耐水洗XX次'判断工艺档次

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