Unverified80% confidenceDecision RuleTime unknown
6层结构（无纺布面层+吸水纸+SAP+吸水纸+PE底膜+防滑点）比3层结构防渗漏更可靠，底膜厚度≥0.02mm才能有效防止渗到地板
1
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80%
Confidence
Long-term
Relevance
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