| |||
| emisión electrónica | |||
|
electron emission : 12 phrases in 6 subjects |
| Earth sciences | 3 |
| Electronics | 4 |
| Environment | 1 |
| Textile industry | 1 |
| Thermal Energy | 1 |
| Vacuum tubes | 2 |
| |||
| emisión electrónica | |||
|
electron emission : 12 phrases in 6 subjects |
| Earth sciences | 3 |
| Electronics | 4 |
| Environment | 1 |
| Textile industry | 1 |
| Thermal Energy | 1 |
| Vacuum tubes | 2 |