Unverified82% confidenceDecision RuleTime unknown
腰头选用罗纹针织或内置弹力松紧带的自适应腰围可覆盖±5cm波动，适合体重浮动或餐后腹部变化人群；纯梭织硬腰头仅容差约±2cm，需按精确腰围选码
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82%
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