[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

屋顶露台等长期暴晒且需上人踩踏的部位应选单组分或双组分聚氨酯防水(延伸率≥300%),JS类抗紫外线和耐候性差,2-3年易粉化开裂

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88%
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Long-term
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