Unverified85% confidenceDecision RuleTime unknown
长途出行或托运场景选EVA硬壳（抗压强度高、防摔），内衬绒布防刮；日常包内携带选软包更轻薄省空间，硬壳会白白多占200-400ml体积
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85%
Confidence
Long-term
Relevance
-
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Unverified外壳材质选EVA成型硬壳可抗压承重10kg以上、防摔防挤，适合背包托运；PU软包仅防刮不防压，适合放外套口袋或通勤包内衬防尘86% similarUnverifiedEVA硬壳收纳包抗压防挤压但占空间厚（通常3-5cm），软质尼龙包可压缩但保护性弱；托运/背包外挂选EVA硬壳，随身塞进包缝隙选软质86% similarUnverified外出便携优先选厚度≤4cm、带拉链闭合和抗压硬壳（EVA材质）的款式，可放入背包夹层；硬壳抗压性优于软布袋，能保护充电器等易碎接口85% similarUnverified硬壳EVA收纳包防压最好但自重可达300-500g且不可压缩，塞进已满的背包很占空间；容量小于1L的小配件包建议选软包以节省背包空间84% similar
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