Unverified76% confidenceDecision RuleTime unknown
面料回弹性差（洗几次后松垮）的判断：手拉伸后松开是否立刻回位；含锦纶（尼龙）的比纯涤纶回弹更持久，纯棉+氨纶款塑形力会随穿着次数快速衰减
1
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76%
Confidence
Long-term
Relevance
-
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Unverified判断弹力回复性：拉伸下摆或袖口后松手，能立即回弹无褶皱松弛痕迹的为优；氨纶含量相同下，锦纶（尼龙）混纺比涤纶混纺回弹更持久、洗后不易松垮87% similarUnverified领口回弹性优先于弹力大小：反复拉伸后能恢复原状（含氨纶/弹性纱2%-5%）的领口，洗几次后不松垮；纯棉罗纹领虽软但易越洗越大导致漏风85% similarUnverified高弹氨纶混纺面料弹性较好，但多次机洗后容易出现弹力下降或起球，耐久性是此类产品的普遍短板。85% similarUnverified涤纶+氨纶混纺面料兼顾弹性贴合与速干，但氨纶比例高的面料长期反复拉伸后弹性会逐渐退化，影响贴合感。84% similarUnverified松紧带优选包芯纱（涤包氨/棉包氨）材质而非普通橡筋，前者反复拉伸后回弹力衰减慢，普通橡筋洗涤十余次后易失去弹性变松垮84% similar
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