Unverified80% confidenceFactTime unknown
面料耐磨性看丹尼数(D),通勤日常500-600D足够,托运或频繁摩擦场景选840D-1680D弹道尼龙,高D数抗撕裂但手感偏硬且更重
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80%
Confidence
Long-term
Relevance
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