niobium powder怎麽讀

相關詞匯的讀音

1. "niobium"怎麽讀
2. "niobium compound"怎麽讀
3. "niobium pentafluoride"怎麽讀
4. "niobium minerals"怎麽讀
5. "niobium pentaoxide"怎麽讀
6. "niobium alloy"怎麽讀
7. "niobium capacitor"怎麽讀
8. "niobium dioxide"怎麽讀
9. "niobium oxides"怎麽讀
10. "niobium bars"怎麽讀
11. "niobium pentaoxide"怎麽讀
12. "niobium perovskite"怎麽讀
13. "niobium rods and bars"怎麽讀
14. "niobium seamless tubes"怎麽讀