reactive nitrogen
| intermediate
| reactive nitrogen | |
| physiol. | 活性氮 |
| intermediate | |
| econ. | 中间层; 中间范围 |
| interntl.trade. | 中间商品; 中间人员 |
| met. | 中间 的; 中间体; 媒介物 |
| wind. | 中间物 |
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| 活性氮 | |||
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reactive nitrogen : 3 phrases in 2 subjects |
| Biology | 1 |
| Physiology | 2 |