 |
| revestimiento: 830 phrases in 52 subjects |
| Agriculture | 17 |
| Antennas and waveguides | 12 |
| Astronautics | 1 |
| Aviation | 3 |
| Cables and cable production | 2 |
| Chemistry | 43 |
| Coal | 5 |
| Communications | 7 |
| Construction | 43 |
| Drilling | 18 |
| Earth sciences | 26 |
| Economy | 2 |
| Electronics | 36 |
| Environment | 22 |
| Food industry | 2 |
| Forestry | 5 |
| General | 58 |
| Geology | 3 |
| Health care | 10 |
| Hydrology | 7 |
| Industry | 59 |
| Information technology | 6 |
| Isolation | 5 |
| Knitted goods | 1 |
| Labor law | 1 |
| Life sciences | 16 |
| Loading equipment | 8 |
| Marketing | 1 |
| Materials science | 30 |
| Mechanic engineering | 25 |
| Mechanics | 1 |
| Medical | 9 |
| Metallurgy | 112 |
| Mexican | 2 |
| Municipal planning | 5 |
| Natural sciences | 9 |
| Nuclear physics | 1 |
| Packaging | 58 |
| Patents | 5 |
| Pest control | 1 |
| Plastics | 1 |
| Remote sensing | 2 |
| Research and development | 1 |
| Soil science | 2 |
| Spanish | 4 |
| Technology | 50 |
| Textile industry | 12 |
| Thermal Energy | 1 |
| Transport | 69 |
| Veterinary medicine | 1 |
| Water resources | 7 |
| Wood processing | 3 |