niobium pentoxide

例句：

1. 1. The chemical was used in theproduction of niobium pentoxide.
   这种化学物质用于生产五氧化二铌。
2. 2.The process involves using niobiumpentoxide to react with water.
   这个过程涉及使用五氧化二铌与水反应。
3. 3.The niobium pentoxide isa key component in the manufacturing of high-performance ceramics.
   五氧化二铌是高性能陶瓷制造的关键成分。