Unverified85% confidenceDecision RuleTime unknown
免打孔胶贴款贴合后需静置24小时再上重物、打孔膨胀螺丝需选与瓷砖厚度匹配的长度（一般6-8cm），过短仅固定在瓷砖层未入墙体易松动脱落
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