Coking coal is used in steel production.

煤被用于钢铁工业。

Steel production has been cut back in recent months.

最近几个月钢产量被缩减了。

Steel production was targeted for 60,000 tons last year.

去年，钢产量指标定为6万吨。

American raw domestic steel production is down 47% year on year;

美国内粗钢生产量年同比下降了47%。

Demand for iron ore has outpaced the increase in steel production.

铁矿石需求已经超过了钢材产量需求的步伐。