方形管 meaning in Chinese
square hollow section
Examples
- Chiu and seman(1971)studied the head loss of flows transporting sediment in circular and square pipes with spiraling motion .
邱和思门（1971）研究了在圆管和方形管中输沙时具有螺旋运动的水流的水头损失问题。 - Square stainless steel tubing for structures and decorations
结构装潢用不锈钢方形管 - Laminated products ; compression moulded square tubes of paper - base laminate or fabric - base laminate
层压制品.纸基层压或织物层压的模压方形管 - Aluminium and aluminium alloys . square and rectangular drawn tubes . dimensions and form tolerances
铝和铝合金.拉制方形管和矩形管.尺寸和形状公差 - Fixed railway installations . equipment for overhead telecommunication and signalling lines . square tubular steel sealing rods
铁路固定装置.通讯和信号装置架空线路用器材.方形管状钢密封杆