短語詞組短語iron casting tube 鑄鐵管iron sheet tube 鐵管iron gilled tube economizer 鑄鐵肋片管式省煤器cast -iron tube 鑄鐵管sheet iron tube 薄鐵管chromium plated iron tube 鍍鉻鐵管galvanized iron tube 鍍鋅鐵短管;兩級(jí);翻譯 返回 iron tube