Unverified85% confidenceDecision RuleTime unknown
领口罗纹的宽度和弹性决定T恤寿命：领口罗纹应≥1.5cm且回弹紧实，双层包边或空气层结构不易松垮变形，单层薄领口洗几次就'松垮下垂'
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85%
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Long-term
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Unverified圆领罗纹领口的密度和弹性决定寿命，1x1双层包缝罗纹领比单层平缝领更抗变形，反复洗后不易松垮塌陷，是判断T恤耐用度的隐性指标90% similarUnverified加厚螺纹领口结构较为挺括，多次洗涤后不易变形或松垮，是重磅T恤领口耐久性的常见优势。84% similarUnverified领口是T恤耐久性关键：选双层包边或罗纹领(1x1螺纹)，洗涤20次以上仍能回弹；单层卷边领和普通平车领洗几次就松垮82% similarUnverified双层罗纹圆领相比单层领口更耐洗不易变形，是重磅T恤领口设计中较耐久的方案。82% similarUnverified罗纹圆领结构有一定弹性支撑，相比普通单层圆领不易在洗涤后变形拉伸，是重磅T恤领口保形的常见工艺选择80% similar
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