diamètre extérieur : 25 phrases in 14 subjects |
Astronomy | 1 |
Construction | 1 |
Earth sciences | 1 |
Electronics | 1 |
Energy industry | 1 |
Gear train | 2 |
General | 1 |
Law | 3 |
Mechanic engineering | 3 |
Medical appliances | 1 |
Metallurgy | 2 |
Sound recording | 1 |
Technology | 4 |
Transport | 3 |