alloy structural steel
词语: alloy structural steel
解释: 合金结构钢
词典: 建筑专业英汉词典
alloy structural steel 相关解释
合金结构钢 structural alloy steel
合金结构钢 alloy constructional steel;alloy structural steel
合金结构钢 structural alloy steel
合金结构钢 alloy constructional steel;structural alloy steel