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| boquilla de soplado; difusor de aire; llegada de aire | |||
| aire de entrada | |||
| entrada de aire | |||
| entrada de ar: 60 phrases in 15 subjects |
| Agriculture | 2 |
| Chemistry | 4 |
| Coal | 2 |
| Earth sciences | 1 |
| Economy | 2 |
| Electronics | 3 |
| Environment | 1 |
| Finances | 1 |
| General | 10 |
| Information technology | 1 |
| Law | 1 |
| Mechanic engineering | 13 |
| Municipal planning | 1 |
| Patents | 3 |
| Transport | 15 |