francium oxide

 
  • 氧化钫

francium oxide的用法和样例:

例句

  1. How can you get rid of this oxide coating?
    你们该怎样除去这些氧化皮?
  2. A mixture of black manganese oxide minerals.
    硬锰矿一种黑色氧化锰矿的混合物
  3. A gaseous anesthetic, such as nitrous oxide.
    气体麻醉剂一种气态的麻醉剂,如一氧化二氮。
  4. The half-life of francium is 22 minutes.
    钫的半衰期是22分钟。
  5. In the absence of heat, I think, no oxide coating should form during rolling.
    在无加热的条件下,我想,轧制过程中不会生成鳞皮吧!

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