Unverified85% confidenceDecision RuleTime unknown

高强度运动（跑步、HIIT、跳绳）需选择尼龙+氨纶混纺，氨纶含量≥18%才能提供足够回弹和塑形，纯聚酯纤维（涤纶）弹力不足易变形

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85%

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