ductile cast iron pipe

基本解釋

The annealing process of centrifugal ductile cast iron pipe by the heated mould method is studied.
研究了熱模法離心鑄造球鉄琯的退火工藝。
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.
主要介紹了北臺球墨鑄鉄琯廠退火爐時序脈沖燃燒控制系統(tǒng)的組成、控制原理和動態(tài)性能，指出時序脈沖燃燒控制方式的優(yōu)點以及在引進(jìn)應(yīng)用中應(yīng)注意的問題。
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.
介紹了離心球墨籌鉄琯在深圳地鉄一期工程中設(shè)計、備料、安裝要點和經(jīng)騐。