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centre m; point central | |||
position ou division de réglage de la bulle d'un niveau | |||
point médian | |||
point milieu |
mid- point : 21 phrases in 10 subjects |
Astronomy | 1 |
Communications | 1 |
Electric machinery | 1 |
Electronics | 1 |
Finances | 1 |
Forestry | 1 |
Statistics | 10 |
Technology | 1 |
Telecommunications | 1 |
Transport | 3 |