[KongchangAI]
Unverified80% confidenceCautionTime unknown

不要在瓷砖上直接用膨胀螺栓打孔在瓷砖十字缝或砖块正中央——正中央易导致整块瓷砖开裂,应打在偏离中心的位置并先用玻璃钻头低速开孔

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80%
Confidence
Long-term
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