Unverified88% confidenceDecision RuleTime unknown
承重上限应预留20%冗余：标称承重需≥宠物实际体重×1.2，同时确认底板为硬质支撑（PP板或EVA），软底包超过5kg宠物会导致底部塌陷压迫四肢
1
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88%
Confidence
Long-term
Relevance
-
First Seen
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Unverified承重上限需预留20%余量：宠物实重+箱体自重(通常3-5kg)不应超过标称承重的80%，否则拉杆和轮轴长期使用易变形松脱91% similarUnverified承重上限需预留20%冗余：宠物实际体重5kg应选标称承重≥6kg的背带，避免长时间佩戴导致缝线开裂或织带疲劳变形89% similarUnverified承重标注需留30%余量，标5kg承重实际建议装≤3.5kg宠物，因软包底部支撑不如硬箱，超载会导致底部下垂压迫宠物89% similarUnverified承重上限应预留20%冗余：标称5kg的胸前包实际建议装载不超过4kg的宠物，长时间背负下缝线和肩带承受动态受力会远超静态标称值89% similarUnverified适用体重标注需打7折看待：标注承重5kg的伸缩背包，实际推荐装载3.5kg以内宠物，因扩容后底部支撑板受力面积增大易变形，宠物体重超标会导致包体塌陷压迫宠物88% similar
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