推拉窗 ：分左右、上下推拉两种。推拉窗有不占据室内空间的优点，外观美丽、价格经济、密封性较好。采用高档滑轨，轻轻一推，开启灵活。钢制闸门 钢坝 保定轻钢别墅 保定平面设计培训 保定室内设计培训 保定办公家具 保定空调维修 配上大块的玻璃，既增加室内的采光，又改善建筑物的整体形貌。窗扇的受力状态好、不易损坏，但通气面积受一定限制。
Sliding window: divided into left and right, up and down push-pull two kinds. Sliding window has the advantages of not occupying the interior space, beautiful appearance, economical price and good sealing performance. It adopts high-grade slide rail, which can be opened flexibly with a slight push. With large pieces of glass, not only increase the indoor lighting, but also improve the overall appearance of the building. The forced state of the window sash is good and not easy to be damaged, but the ventilation area is limited.