[KongchangAI]
Unverified85% confidenceFactTime unknown

防滑等级德国DIN标准分R9-R13五级,R9约0.34-0.51摩擦角适合干区,R10约10-19度适合厨卫,R11约19-27度适合浴室及室外湿滑区域

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85%
Confidence
Long-term
Relevance
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