基本解釋[經(jīng)濟學]冷鑄鉄詞組短語短語cold -blast pig iron 冷鑄鉄;冷風生鉄white cold -blast pig iron 冷風白口鉄cold blast pig iron 冷風高爐生鉄;冷風生鉄white cold blast pig iron 冷風白口鉄cold blast pig更多詞組專業(yè)釋義經(jīng)濟學冷鑄鉄