curtainsn.窗帘；门帘名词curtain的复数形式.curtainn.窗帘；门帘；幕(布)vt.(用帘)装饰；(以帘)遮蔽curtain-wall industry幕墙行业curtain wall engineering幕墙工程Curtain Wailing Material幕墙材料curtain wall of building建筑幕墙curtain grouting planning帷幕注浆方案curtain hung in a doorway门帘curtain wall construction幕墙结构Curtains hanging in folds挂著的打著褶儿的窗帘Curtains exclude light.窗帘挡光。curtain wall installation幕墙安装

1. Each column is equipped in both planes with a preloaded roller bearing guide rail.
   每个立柱的两个平面均配有预加载滚柱轴承导轨。
2. The welding carriage is adapted to the rails of various diameters,but each rail is adapted to the certain diameter pipe only.
   焊接小车可适应各种直径的导轨，但每一种导轨只能适应一定的管道管径范围。