[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

真皮包重量普遍在600-900g,加上日常物品常超1.5kg,长期单肩背易导致斜方肌劳损;日均通勤>30分钟建议选空包重量<500g的轻量款或帆布材质

1
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80%
Confidence
Long-term
Relevance
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get_claim(id=90379)