[KongchangAI]
Unverified85% confidenceFactTime unknown

岩板背景板厚度常见6mm、9mm、12mm,墙面背景用6mm即可(减轻墙体负荷),9mm以上主要用于台面/地面等需承重抗冲击场景,墙面用厚板浪费且加重干挂负担

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