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efektywność
gospodarczo ekologiczna
| efektywność | |
| math. | tehokkuus |
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| tehokkuus | |||
| efektywność: 56 phrases in 12 subjects |
| Economy | 5 |
| Education | 2 |
| Energy industry | 12 |
| Environment | 9 |
| Finances | 3 |
| General | 1 |
| Mathematics | 13 |
| Mechanic engineering | 1 |
| Microsoft | 1 |
| Statistics | 3 |
| Technology | 2 |
| Transport | 4 |