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| hydrogenant agent | |||
| hydrogenating agent | |||
| 氢化 剂: 36 phrases in 13 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Automobiles | 1 |
| Chemistry | 2 |
| Electronics | 3 |
| General | 3 |
| Metallurgy | 5 |
| Oil / petroleum | 9 |
| Pharmacology | 1 |
| Plastics | 1 |
| Refrigeration | 1 |
| Technology | 6 |
| Water resources | 2 |