Unverified82% confidenceDecision RuleTime unknown
Kydex（热塑）鞘比皮鞘更适合求生场景：不吸水、可多角度固定、拔刀有明确锁定‘咔哒’声防脱落；皮鞘遇水吸湿会加速碳钢刀生锈
1
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82%
Confidence
Long-term
Relevance
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First Seen
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Unverified单滑轨密封条设计在装较稠液体（如乳液、洗发水）时防漏性不如双重密封或拉链+按扣结构，托运行李挤压后有渗漏风险63% similarUnverified真防水看密封方式：卷口封闭（roll-top）+焊接缝才是IPX级全防水；仅标注'防泼水'或用拉链的多为防溅级别，暴雨骑行会渗水63% similarUnverified拉链防水依赖YKK Aquaguard等止水拉链+防水贴条，但拉链是防水最薄弱环节，长期使用涂层磨损后会渗水，追求绝对防水应避免拉链主开口63% similarUnverified拉链闭合设计穿脱比套筒式更方便，但拉链齿与防水挡片结合处是防水最薄弱点，长期踩踏或深水浸泡后容易从此处渗水63% similarUnverified标称"防水"的收纳包多数只是防泼溅（涂层+普通拉链），真正防雨需YKK止水拉链+焊接压胶接缝，普通尼龙涂层浸水几分钟即渗透63% similar
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