americium
外观
americium 镅
词类
名词 (Noun)
词意
镅
读音
- IPA: /ˌæməˈrɪsiəm/
变形
不可数
例句
- Americium is a synthetic radioactive element used in household smoke detectors.(镅是一种用于家用烟雾探测器的合成放射性元素。)
- Americium-241 emits alpha particles that ionize air in smoke detector sensors.(镅-241发射的α粒子使烟雾探测器传感器中的空气电离。)
- Americium is produced by bombarding plutonium with neutrons in nuclear reactors.(镅是通过在核反应堆中用中子轰击钚产生的。)
- Americium is rarely used outside of specialized research and smoke detectors.(镅除了在专门的研究和烟雾探测器之外,极少被使用。)