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| plutonium | |||
| plutonium A highly toxic metallic transuranic element. It occurs in trace amounts in uranium ores and is produced in a nuclear reactor by neutron bombardment of uranium-238. The most stable and important isotope, plutonium-239, readily undergoes fission and is used as a reactor fuel in nuclear power stations and in nuclear weapons | |||
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Plutonium : 47 短语, 11 学科 |
| 一般 | 16 |
| 化学 | 5 |
| 地球科学 | 3 |
| 技术 | 1 |
| 核物理 | 7 |
| 测量仪器 | 1 |
| 环境 | 3 |
| 生物学 | 1 |
| 研究与开发 | 4 |
| 能源行业 | 1 |
| 运输 | 5 |