Unverified75% confidenceDecision RuleTime unknown
防污涂层耐洗性是隐形陷阱:普通喷涂DWR洗涤10-20次后拒水性能大幅衰减,需要认准原液着色或纤维内植入型防污技术(如3M Scotchgard深层处理),可承受30次以上水洗仍保持效果
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