Aluminum alloy windows of a flat with the sub-base, and after living in the living room windowsill very wide, are used in the aluminum alloy base, rain, the ledge only a small flooded wet.

• 铝合金窗有平底与坡底之分，客厅和后居室的窗台很宽，用的都是坡底铝合金，下雨时窗台仅淹湿一小块。