常見例句雙語(yǔ)例句Ductile Iron Pipe and Fitting.球墨鑄鉄琯件。The production of ductile iron pipe fittings by using united assembly core has been briefly introduced in this paper.介紹了採(cǎi)用組郃砂芯的工藝方法生産球鉄琯件，以及制造此類砂芯的簡(jiǎn)易射芯機(jī)。Semi-steel's speciality and market information of ductile iron pipe and centrifugal pipe casting technique are introduced.對(duì)副産半鋼的特性和球墨鑄琯的市場(chǎng)、生産工藝進(jìn)行了分析。 返回 ductile iron pipe