| |||
machine à additionner à main; machine à calculer à main |
hand machine : 25 phrases in 10 subjects |
Agriculture | 1 |
Cultural studies | 1 |
Finances | 1 |
Industry | 1 |
Mechanic engineering | 3 |
Metallurgy | 10 |
Packaging | 1 |
Patents | 2 |
Technology | 4 |
Transport | 1 |