Unverified85% confidenceDecision RuleTime unknown
验货时用手按压羽绒服后松开，优质羽绒3-5秒内快速回弹恢复蓬松；若回弹缓慢或按压后手感有硬块，说明羽绒受潮、结块或含绒量不足
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85%
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Long-term
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Unverified验货时用手抓捏后松开，优质羽绒应在3-5秒内自然回弹恢复原状；若回弹缓慢或按压后长时间凹陷，说明羽绒已结块或含绒量虚标，保暖性大幅折损92% similarUnverified二手羽绒服重点检查绒朵蓬松恢复力：用手压扁后3秒内能回弹说明含绒量未受潮结块，回弹迟缓或有硬块说明填充物已受潮氧化，保暖性下降40%以上85% similarUnverified二手羽绒服判断填充物保留度看蓬松回弹：用手压扁后10秒内快速回弹说明羽绒未板结，回弹缓慢或有明显硬块说明羽绒已受潮结团，保暖性下降30%以上84% similarUnverified优质弹力连体服拉伸回弹测试标准：将袖口/领口横向拉伸至1.5倍长度后松开，应能在3秒内回弹90%以上无明显褶皱残留，回弹差的面料多次洗涤后会永久变形82% similarUnverified选购时抓握一把面料后松开观察，5秒内基本回弹平整的属于高防皱恢复性；有明显折痕残留超过10秒的不适合作为免烫款80% similar
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