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desarificação |
κτύπημα : 30 phrases in 13 subjects |
Agriculture | 3 |
Brazil | 1 |
Chemistry | 1 |
Coal | 2 |
Communications | 2 |
Electronics | 2 |
Food industry | 1 |
Industry | 8 |
Materials science | 1 |
Mechanic engineering | 2 |
Microsoft | 2 |
Municipal planning | 1 |
Technology | 4 |