[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

楼梯踏步高度15-18cm,抽屉柜要利用踏步内部空间,抽屉净深度需预留<踏步进深-3cm(结构加固层),实际可用深度通常仅为踏步进深的70-80%

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