Unverified82% confidenceDecision RuleTime unknown
气柱袋规格要预留2-3cm缓冲空间：物品放入后袋体与物品间应有气柱包裹层，选型时按物品最大尺寸+缓冲厚度选择，卡得太紧反而失去缓冲意义
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82%
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Relevance
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Unverified选购时需根据被包装物品实际尺寸留出四周各2-3厘米余量，袋子太贴合会导致边角防护不足88% similarUnverified尺寸适配需预留缓冲：礼品袋内部三维应比实物各边大2-3cm，装礼盒时上方留5cm以上塞填充纸，物品塞满到袋口会撑变形且看不出用心87% similarUnverified多合一保鲜袋收纳盒的内部隔断数量决定兼容规格，3格设计通常对应小/中/大三种自封袋（约17cm/20cm/25cm宽），购买前需测量常用袋子的封口边宽度，超过隔断宽度2cm以上会导致塞不进87% similarUnverified分隔袋外框尺寸应小于书包内舱尺寸1-2cm，否则塞入后无法平整贴合，导致书包变形鼓包；购买前务必先量书包内舱三维尺寸87% similarUnverified尺寸预留：抽绳束口袋实际可用空间约为标称尺寸的70-80%（束口收拢占用高度），装标准首饰盒需选比盒子长宽各大3-4cm的袋型85% similar
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