[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

隔音腻子需达到3-5mm涂刷厚度才能形成有效阻尼层,普通腻子只需1-2mm;用量约为普通腻子的2-3倍,每平米约2-3kg,预算和工期要按此测算

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