direct steelmaking process

例句：

1. 1. The direct steelmaking process has been optimized to reduce energy consumption and increase efficiency.
   直接炼钢工艺已经优化，以减少能源消耗并提高效率。
2. 2.The company's new direct steelmaking process is expected to significantly improve the quality of its products.
   该公司的新技术直接炼钢工艺预计将显著提高其产品的质量。
3. 3.The research team has developed a new direct steelmaking process that can produce high-quality steel at a lower cost.
   研究团队开发了一种新的直接炼钢工艺，可以在降低成本的同时生产出高质量的钢材。