 |
| tracción: 553 phrases in 29 subjects |
| Agriculture | 59 |
| Chemistry | 3 |
| Construction | 2 |
| Earth sciences | 60 |
| Economy | 4 |
| Electric traction | 13 |
| Electronics | 14 |
| Energy industry | 1 |
| Fish farming pisciculture | 1 |
| Forestry | 4 |
| General | 9 |
| Industry | 8 |
| Information technology | 9 |
| Labor law | 1 |
| Materials science | 10 |
| Measuring instruments | 11 |
| Mechanic engineering | 42 |
| Mechanics | 5 |
| Medical | 18 |
| Metallurgy | 26 |
| Natural sciences | 14 |
| Packaging | 16 |
| Piezoelectric crystals | 1 |
| Social science | 1 |
| Taxes | 1 |
| Technology | 17 |
| Telegraphy | 1 |
| Textile industry | 8 |
| Transport | 194 |