短語詞組短語Cast -iron pipe 鑄鐵管uncoated cast -iron pipe 裸鑄鐵管centrifugal cast ductile iron pipe 離心球鐵管nodular cast -iron pipe 球墨鑄鐵管centrifugally cast nodular iron pipe 離心球墨鑄鐵管grey cast -iron pipe 灰口鑄鐵管ductile cast -iron pipe 球墨鑄鐵管coated cast -iron pipe 涂層鑄鐵管spipot and socket cast -iron pipe 承插式鑄鐵管 返回 cast iron pipe