[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

双组份美缝剂强度和防水远优于单组份,但需现场按比例混合、可操作时间短(约30-60分钟);单组份即挤即用施工简单但硬度低、易磨损,适合小面积干区补缝

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85%
Confidence
Long-term
Relevance
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