A casement is a window that opens by means of hinges at the side.
竖铰链窗是一种用边上的铰链开启的窗户.
The machine is mainly used for extrusion and connection of 45 ° seam casement window with angle joint structure.
门窗单头组角机主要用于角码结构的平开门窗45°接缝的挤压联结。
简答网 · 高考英语
简答网 · 双语新闻