[KongchangAI]
Unverified70% confidenceFactTime unknown

防污面料的拒水性能用喷淋等级衡量,达到ISO 4级以上(水珠成球滚落、面料几乎不湿)才算有效日常防污,2级以下(表面湿润渗透)仅为防泼溅噱头

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