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并 三苯 : 50 phrases in 11 subjects |
| Chemistry | 11 |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 16 |
| Geology | 1 |
| Oil / petroleum | 2 |
| Pharmacology | 1 |
| Plastics | 9 |
| Polymers | 3 |
| Technology | 1 |
| Water resources | 2 |
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