1·Vale sa, the world's largest iron - ore producer, said second-quarter profit rose more than fourfold because of surging prices for the steelmaking raw material.
全球最大的铁矿石生产商巴西淡水河谷公司(Vale SA)发布第二季度财报，报告显示，由于炼钢原材料价格飙升，淡水河谷第二季度利润增长超过4倍。
2·Ukraine matters: it is the largest European country after Russia, with around 46m people, a lot of fertile farmland and significant industrial capacity, including in large aircraft and steelmaking.
乌克兰极其重要：它在欧洲是仅次于俄罗斯的第二大国，人口4600万，有着广袤的良田沃野，其工业生产能力不可小觑，包括大型飞机的制造和炼钢业。
3·This is also used in steelmaking and so on.
对于炼钢等来说也一样。
4·The recovery quantity of converter gas got increased in semisteel steelmaking process by means of optimizing oxygen feeding, improving operation level, reforming gas recovery system.
在半钢炼钢工艺下，通过优化转炉的供氧操作、提高操作水平、对煤气回收系统进行优化改造，提高了转炉煤气的回收量。
5·But lead can also come from other sources such as smelters, the iron and steelmaking industry, and aircraft fuel.
但是，铅也可以来自其他方面，如冶炼厂，铁和炼钢业，航空燃料。