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1·Ferrous metals are those which contain iron.

黑色金属是含铁的金属。

2·Carbon is found in almost all ferrous metals.

几乎所有的黑色金属中都含有碳。

3·We can divide metals into ferrous and non-ferrous metals.

我们可以把金属分为黑色金属和有色金属。

4·FS 12ais suitable for all ferrous metals and steel alloys.

FS 12 A适用于所有铁类金属及合金钢材。

5·It works with herring, but will it work with ferrous metals?

它对鲱鱼有用，可是对铁金属也有用吗？

6·Non-ferrous metals and non-metallic materials suitable for grinding.

适用于有色金属及非金属材料的磨削。

7·Welders operate welding equipment to weld ferrous and non-ferrous metals.

焊工操作焊接设备焊接亚铁金属和有色金属。

8·The ferrous metals can be classified into steels, cast irons, and wrought irons.

黑色金属可分为钢，铸铁和熟铁。

9·Mainly used for welding stainless steel, aluminum, copper and some ferrous metals.

主要适用于焊接不锈钢、铝、铜及部分有色金属。

10·These projects cover oil, gas and ferrous metals, non-ferrous metals and rare metals.

这些项目涉及油、气方面，以及黑色金属、有色金属和稀有金属方面。