ferrocolumbium

例句：

1. 1. This steel is made from ferrocolumbium, which makes it very strong.
   这种钢是用铁钴合金制成的，因此非常坚固。
2. 2.The new car has a special design that incorporates ferrocolumbium.
   这款新车有一个特殊的设计，融入了铁钴合金元素。
3. 3. The researchers found that the addition of ferrocolumbium could improve the performance of the material.
   研究人员发现，加入铁钴合金可以提高材料的性能。