铌

例句：

1. 1.The steel industry heavily relies on niobium for its production.
   钢铁工业严重依赖铌来生产。
2. 2. The new alloy containsa significant amount of niobium,which improves its strength and durability.
   这种新合金含有大量的铌，这提高了它的强度和耐用性。
3. 3. The research team isworking on developing a new material withniobium to enhance its performance.
   研究小组正在开发一种新材料，以增强其性能。