ductile iron pipe

常见例句

双语例句

• Ductile Iron Pipe and Fitting.
  球墨铸铁管件。
• The production of ductile iron pipe fittings by using united assembly core has been briefly introduced in this paper.
  介绍了采用组合砂芯的工艺方法生产球铁管件，以及制造此类砂芯的简易射芯机。
• Semi-steel's speciality and market information of ductile iron pipe and centrifugal pipe casting technique are introduced.
  对副产半钢的特性和球墨铸管的市场、生产工艺进行了分析。
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