iron period

iron period

iron period 单语例句

1. The first 10 months have seen its iron and steel output decline by 80 percent over the same period last year.

2. He added iron ore prices had climbed 256 per cent since January 1999, while steel prices had risen only 156 per cent in the same period.

3. It was jointly constructed by the Shanghai Heavy Machinery Plant and the Beijing Iron and Steel Institute over a period of 10 years.