Unverified75% confidenceFactTime unknown
纤维细度用'旦数'衡量,单丝细度<0.2旦(即小于头发1/100)才是真正的擦拭无痕级;市面很多低价品实际是0.5旦以上的粗纤维,擦亮面玻璃会留细划痕
1
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75%
Confidence
Long-term
Relevance
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