Unverified85% confidenceDecision RuleTime unknown
抛光砖和玻化砖表面存在开口气孔，需选用含渗透型硅烷/氟素成分的养护蜡填充毛细孔，普通蜡仅在表面成膜，两周内即被磨损失效
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85%
Confidence
Long-term
Relevance
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