【建筑】卷帘，滚动式烤架，（窗户上的）遮阳卷帘【建筑】滚筒开关，滑动型格子窗，滑轮百叶窗

guide, roller, cable

superfinishing machine for conical roller

underfeed grate, cylindrical roller grate

embossing roller for modifying the structure of threads, yarns or the like

roller clutch

three-roller plate roll

dancer roller

roller inclination【陶瓷】