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| gas d'acqua | |||
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| gas d'acqua | |||
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water gas : 52 phrases in 13 subjects |
| Chemistry | 15 |
| Earth sciences | 2 |
| Energy industry | 2 |
| General | 14 |
| Industry | 1 |
| Labor law | 3 |
| Law | 1 |
| Mechanic engineering | 4 |
| Metallurgy | 5 |
| Municipal planning | 1 |
| Physics | 2 |
| Social science | 1 |
| Transport | 1 |