seamless steel tube

常见例句

The circular furnace of Tianjin Seamless Steel Tube Plant is the largest circular reheating furnace in our country to dste.
天津大无缝钢管总厂环形炉是我国目前最大的环形再加热炉，设备和主要材料均为国外引进。
The master production scheduling(MPS) problem of hot rolling seamless steel tube is formulated as a mixed integer linear programming model.
建立了热轧无缝钢管主生产计划问题的混合整数线性规划模型。
In making seamless steel tube production, the process of cold-drawing hot-rolling-punching blank is a kind of extremely unreasonable productive technology.
采用热轧穿孔后毛管直接冷拔无缝钢管是一种极不合理的生产工艺。