Unverified85% confidenceDecision RuleTime unknown
驮包材质看克重：500D以上TPU涂层布或PVC夹网布（tarpaulin）耐磨抗刮，适合摔车碰撞；840D尼龙轻量但耐磨稍逊，适合公路车追求轻量的场景
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85%
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Long-term
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