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| photoprotection (photoprotectio) | |||
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光保护 : 32 phrases in 12 subjects |
| Agriculture | 4 |
| Aviation | 2 |
| Chemistry | 1 |
| Communications | 3 |
| Computer networks | 1 |
| Electronics | 4 |
| Hydroelectric power stations | 1 |
| Information technology | 3 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Steel production | 1 |
| Technology | 10 |
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