[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

全粒面头层牛皮公文包厚度需≥1.6mm才能长期保持挺括不塌形,商务场合优先选头层皮而非二层皮或PU(二层皮1-2年易开裂掉皮)

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88%
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Long-term
Relevance
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