Unverified80% confidenceDecision RuleTime unknown
选尺寸按压缩前容量算而非压缩后，装厚衣物需预留30%空间给密封条闭合，塞满至封口处会导致密封不严漏气
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Unverified选购容量时建议宁大勿小：卷口密封需预留约10-15cm卷叠空间，实际可用容积小于标称值，打包衣物或浮力辅助装备时尤其需要留余量。82% similarUnverified压缩型收纳包（带双拉链压缩层）比普通分装包省30-40%空间，但压缩后衣物褶皱严重且拿取需完全解压，适合内衣/秋冬厚衣，不适合免烫衬衫和正装81% similarUnverified尺寸选择留20%余量：装满撑紧的密封袋密封条承受张力大易开缝，被子类选比实际体积大一号的袋子，压缩后仍能顺利闭合密封条81% similarUnverified羽绒服/棉服等蓬松厚重衣物需选加宽加大规格（如38×52cm以上），压缩后仍需留有封口余量，尺寸卡边会导致封口不牢或撑破81% similarUnverified压缩拉链可压缩约30%体积，但对羽绒服等蓬松衣物的极致压缩效果不如真空压缩袋，更适合日常折叠衣物的整理收纳80% similar
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