[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

头层牛皮(full grain/top grain)耐用且随时间产生包浆,二层皮(贴膜PU压合)1-2年易开裂脱皮,看横截面纤维密度可辨

1
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90%
Confidence
Long-term
Relevance
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