Unverified83% confidenceTradeoffTime unknown
含氨纶（莱卡/弹力纤维）3-8%的内衣贴合度和回弹更好，但氨纶怕高温，长期机洗高温烘干会使弹性快速衰减、发黄松弛
1
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83%
Confidence
Long-term
Relevance
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Unverified含氨纶（弹性纤维）5%-10%的保暖内衣贴身弹力好、不空鼓，但含量过高（>15%）易失去保暖锁气性且久穿易松垮变形87% similarUnverified弹力连衣裙氨纶（弹性纤维）含量控制在5%-8%时兼顾贴身与回弹；氨纶＜3%贴身度不足显松垮，氨纶＞12%易在洗涤后失弹松弛、下摆变形83% similarUnverified氨纶含量5%-8%的打底裤弹力与保暖平衡最佳；氨纶＜3%易松垮不贴身导致漏风，氨纶＞10%虽紧致但发热纤维占比下降、保暖反而打折83% similarUnverified面料成分中氨纶（弹性纤维）含量决定回弹与收束力：低于15%易松垮变形，20-30%收腹效果好但闷热，理想日常款为锦纶+18-22%氨纶兼顾弹性和透气83% similarUnverified面料含氨纶（弹性纤维）比例决定压缩回弹：优质压缩护具氨纶占比18-25%，低于15%压力衰减快穿几次就松，尼龙+氨纶组合比纯聚酯纤维透气排汗更好82% similar
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