[KongchangAI]
Unverified86% confidenceSolutionTime unknown

选购楼梯防护整体方案的标准路径:1)先定位置(顶部=硬装/底部=压力)2)测最窄净宽定尺寸+延伸件 3)选开门方向与解锁方式 4)确认栏距≤6cm与高度≥75cm 5)按需搭配转角/L型多段拼接件

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