[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

缝隙宽度<2mm选普通水性/油性美缝剂,2-5mm可用环氧彩砂或普通型,>5mm的宽缝必须用环氧彩砂(带石英砂骨料填充不塌陷),否则易开裂下陷

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88%
Confidence
Long-term
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