常見例句雙語例句Graphite cast iron pipes and steel pipes are used for the water supply and distribution pipe network.輸配水管網(wǎng)采用了球墨鑄鐵管和鋼管。The company formerly known as North foundry, production and sales of cast iron-type water supply, drainage pipe fittings and cast iron pieces.公司前身為城北鑄造廠，生產(chǎn)銷售鑄鐵類給水、排水管材管件及鑄鐵件。cspipe.cn 返回 cast iron water pipe