Unverified80% confidenceTradeoffTime unknown
真空压缩袋压缩率约60-70%但会显著增加背包硬度和局部重量集中，卷压袋压缩率约40%但形态更柔软易塞缝隙，登山打包宜用卷压袋
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80%
Confidence
Long-term
Relevance
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Unverified压缩功能越强，袋体面料越厚、自重越大：带压缩拉链的收纳袋比普通款重2-3倍，追求轻量化出行（背包客）应放弃压缩功能选超轻尼龙袋（单件<50g）85% similarUnverified压缩收纳看是否配独立压缩袋而非普通收纳袋：带压缩束带的可再缩小30-40%体积；背包客选压缩后<1L的款，自驾露营可放宽83% similarUnverified手卷式压缩袋（无需吸尘器）适合旅行差旅，但压缩率仅50-60%；抽真空袋（需电动泵）可达70-80%压缩率，适合家庭换季存储83% similarUnverified长途旅行/多日徒步选压缩率30%以上的真空压缩内衣，单件可压缩到原体积1/3，5件套占用体积不超过1L收纳袋82% similarUnverified登机随身行李不建议全部用真空压缩袋装满，压缩后体积虽小但重量不变，容易超出航司随身行李重量限制（通常7-10kg）79% similar
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