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| enrichment; environmental enrichment | |||
| financial gain | |||
| enrichment The process of increasing the abundance of a specified isotope in a mixture of isotopes. It is usually applied to an increase in the proportion of U-235, or the addition of Pu-239 to natural uranium for use in a nuclear reactor or weapon | |||
| fortification | |||
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berigelse : 13 短语, 5 学科 |
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| 农业 | 1 |
| 法律 | 7 |
| 环境 | 2 |
| 生命科学 | 1 |