单词Bessemer steel
na.: 酸性转炉钢网络: 酸性钢;柏思麦钢;柏赛麦钢
贝塞麦钢
酸性钢
酸性转炉钢
Bessemer Bessemer Low Carbon Steel Bessemer Mild Steel Bessemer Steel
酸性转炉低碳钢贝色麦钢贝色麦钢;酸性钢
Basic Bessemer Steel Converter Basic Converter Steel
碱性转炉钢转炉碱性转炉钢