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| micronutriente f | |||
| oligoelementos m (任何在生物体中出现的数量很少的、但对于很多生理和生化过程必不可少的不同的化学元素。) | |||
| microelemento m; oligoelemento m | |||
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微量元素 : 4 phrases in 3 subjects |
| Food service and catering | 2 |
| Name of organization | 1 |
| Waste management | 1 |
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