Unverified85% confidenceTradeoffTime unknown
防水深度与操作便利性存在矛盾：全封闭潜水壳防水好但无法触屏、需拆壳换电池；硅胶边框壳便利但只防溅水不防潜水
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85%
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Long-term
Relevance
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Unverified选购涉水场景防水箱时，标称防水但仅盖内加海绵条的产品并非真防水，需确认为一体成型硅胶密封圈+双卡扣压紧才可信82% similarUnverified四扣+硅胶圈结构密封性好能防溅水，但并非完全水密/气密，不适合需要整体浸水防护或长时间倒置携带液体的需求81% similarUnverified防水密封性与通风透气本质矛盾：全密封硅胶盒能防包内漏水但湿刷头无法干燥易发霉，带透气孔的盒子透气好但箱包倾倒时可能渗水。短途1-2天选密封防漏，长途多天选带透气孔款并每晚开盖晾干80% similarUnverified宣称'密封防水'的收纳箱需区分等级：仅带硅胶圈盖的防泼溅不防浸泡；真正IP67级防水箱盖四周有整圈压条+多点卡扣锁，价格和重量都显著更高80% similarUnverified密封性判断：桶盖需带硅胶密封圈+螺纹旋盖或卡扣双重密封，倒置不漏才算合格；单纯压盖式运输途中易溢水80% similar
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