 |
| descarga: 690 phrases in 48 subjects |
| Accumulators | 4 |
| Agriculture | 31 |
| Astronautics | 2 |
| Chemistry | 15 |
| Coal | 4 |
| Commerce | 14 |
| Communications | 3 |
| Construction | 9 |
| Cultural studies | 3 |
| Earth sciences | 93 |
| Economy | 1 |
| Electric motors | 4 |
| Electrical engineering | 3 |
| Electricity generation | 3 |
| Electronics | 61 |
| Energy industry | 3 |
| Environment | 74 |
| Finances | 5 |
| Fish farming pisciculture | 1 |
| General | 28 |
| Health care | 1 |
| Human rights activism | 1 |
| Industry | 32 |
| Information technology | 16 |
| Insurance | 2 |
| Isolation | 8 |
| Labor law | 6 |
| Law | 2 |
| Life sciences | 27 |
| Lighting other than cinema | 2 |
| Magnetics | 4 |
| Marketing | 1 |
| Materials science | 27 |
| Mechanic engineering | 63 |
| Medical | 5 |
| Metallurgy | 17 |
| Municipal planning | 3 |
| Natural sciences | 9 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 7 |
| Patents | 1 |
| Radiobiology | 1 |
| Semiconductors | 1 |
| Statistics | 1 |
| Technology | 9 |
| Thermal Energy | 9 |
| Transport | 65 |
| Vacuum tubes | 8 |