So important is iron at the present day that all alloys are divided into two groups: ferrousalloys and non-ferrousalloys.
铁在当代是如此重要,所有的合金分为两类:铁合金、有色合金。
2
With a history of more than 80 years in founding production, DHIF is one of the manufacturers who have the longest history in China in production of nodular graphite cast iron and non-ferrousalloys.
大重铸铁拥有80多年铸造生产的历史,是国内生产球墨铸铁和有色合金历史最悠久的厂家之一。
3
Metallurgical workers always try to replace the nonferrous metals with some ferrous alloys.