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vitesse de propagation : 27 phrases in 16 subjects |
Agriculture | 2 |
Chemistry | 2 |
Construction | 1 |
Earth sciences | 4 |
Environment | 1 |
Forestry | 1 |
General | 1 |
Life sciences | 1 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 2 |
Physical sciences | 1 |
Superconductivity | 1 |
Technology | 2 |
Telecommunications | 2 |
Transport | 4 |
United Nations | 1 |