扶手和欄桿系統
     三）圓形欄桿的設計
     1，頂部安裝圓形欄桿與玻璃
     2，頂部安裝圓形欄桿與水平構件 (中國進出口網）

Handrail & Balustrade system
c) Round Balustrade’s Design
1. Top Mounted Round Balustrade with Glass
2. Top Mounted Round Balustrade with Horizontal Members