Unverified85% confidenceDecision RuleTime unknown
牛津布面料需达到600D以上织密度+TPU复合底层，才能真正做到防水防潮，普通300D牛津布尿液渗透后仍会污染底层填充棉
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Unverified面料防水看涂层与克重：500D以上Cordura尼龙或TPU涂层适合户外雨天，600D聚酯纤维日常防泼水即可；帆布腰包不防水且易脏，仅适合干燥晴天81% similarUnverified可洗复用型选择表层60%以上棉/竹纤维材质、中间吸水层、底层TPU防水膜的三层结构，吸水量应≥1000ml/㎡才能应对成人夜间失禁一整晚80% similarUnverified可水洗训练垫的面料克重≥300gsm且带TPU防渗层，才能反复机洗50次以上不漏水；纯棉无防水层的仅适合擦拭清洁，不宜作尿垫79% similarUnverified真正防水的风衣面料克重需≥180g/m²且带PU/TPU涂层或防水膜（防水指数≥5000mm），普通聚酯纤维标注'防泼水'只能应对小雨，中雨会渗透79% similarUnverified户外场景优先选210D以上牛津布或涂层尼龙材质，防水指数需达PU1000mm以上才能应对小雨；普通聚酯纤维仅防泼溅79% similar
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