Unverified85% confidenceDecision RuleTime unknown
隔音门厚度和重量是硬指标:普通室内门约35-40mm、20kg左右;隔音门通常≥45mm、单扇重量≥30kg。选购时用手掂门扇,明显偏轻说明门芯是空心或蜂窝,隔音必然差
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