rectangular sheet造句

例句与造句

1. ventilation and air conditioning-folded and welded rectangular sheet metal ducts
   通风和空调设备.折叠的和焊接的矩形金属薄板管道
2. ventilation and air conditioning-folded and welded rectangular sheet metal duct fittings
   通风和空调设备.折叠的和焊接的薄板金属导管连接件
3. It's difficult to find rectangular sheet in a sentence. 用rectangular sheet造句挺难的