[KongchangAI]
Unverified80% confidenceFactTime unknown

门洞尺寸测量需量到实际结构墙面(去除抹灰层),并预留安装余量,标准单开门洞约950×2050mm、子母门约1200×2050mm,尺寸偏差过大需定制,交付周期显著延长

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