ductile cast iron pipe

常见例句

The annealing process of centrifugal ductile cast iron pipe by the heated mould method is studied.
研究了热模法离心铸造球铁管的退火工艺。
The composition, control principle and dynamic characteristics of time series pulse combustion control system applied to the annealing furnace in Beitai Ductile Cast Iron Pipe Plant are introduced.
主要介绍了北台球墨铸铁管厂退火炉时序脉冲燃烧控制系统的组成、控制原理和动态性能，指出时序脉冲燃烧控制方式的优点以及在引进应用中应注意的问题。
The article presents the design, material preparation, and the key points and experiences in the installation of centrifugal ductile cast iron pipe in Shenzhen subway project of the first phase work.
介绍了离心球墨筹铁管在深圳地铁一期工程中设计、备料、安装要点和经验。