[KongchangAI]
Unverified83% confidenceFactTime unknown

外帐面料D数(旦尼尔)不直接等于防水性,20D尼龙经硅胶处理防水可优于70D PU涂层布;D数主要影响抗撕裂强度和重量,不应作为防雨能力的唯一判据

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83%
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Long-term
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