construction steel短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 建筑用钢,构造钢 In China, the construction steel consumption is the biggest. The rapid development of construction industry provides a wide range of markets for the development and application of construction/span> steel. 建筑用钢是我国钢材消费最大的品种，快速发展的建筑业，为建筑用钢品种的开发和应用提供了广泛的市场。 chinamet