basic reference
| atmosphere
| basic reference abbr. | |
| el. construct. | documento di base |
| atmosphere abbr. | |
| earth.sc. | aria tipo; atmosfera standard |
| econ. | atmosfera |
| environ. | atmosfera |
| market. met. | aria |
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| documento di base | |||
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basic reference : 6 phrases in 4 subjects |
| Communications | 1 |
| Electronics | 3 |
| Finances | 1 |
| Metallurgy | 1 |