Unverified80% confidenceDecision RuleTime unknown
运动型校裤膝盖处双层加固或耐磨补丁设计，膝盖是磨损最快部位，无加固款一般1学期就起球磨薄
1
Sources
80%
Confidence
Long-term
Relevance
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First Seen
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Unverified运动校服的裆部和膝盖应有立体剪裁或拼接氨纶弹性面料（含量3-8%），下蹲测试时无明显紧绷勒感，纯棉无弹力的运动裤易在跑跳时限制动作并快速磨损膝盖85% similarUnverified膝盖和臀部有双层加固或补丁设计的背带裤耐磨性明显更好，爬行期和学步期宝宝这两处磨损最快，普通单层棉膝盖处易起球破洞82% similarUnverified膝盖处有加厚耐磨补丁或双层设计的背带裤更适合爬行/学步期，普通单层面料膝部3-4周即磨薄破洞82% similarUnverified看膝盖处工艺判断耐用性：无立体膝盖裁剪的打底裤穿几次就膝盖鼓包变形，选带立体分割或加密织造膝部的款式，久穿不起包不松垮80% similarUnverified膝部和臀部有Cordura或双层加固面料的软壳裤，耐磨度可达普通款3-5倍，适合骑行、登山杖支撑、经常跪蹲的作业场景；无加固款膝部通常300-500次摩擦即起球磨薄。80% similar
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