beta ray | |
textile | rayo beta |
beta rays | |
earth.sc. | rayos beta |
electroscope | |
earth.sc. tech. | electroscopio |
| |||
rayos beta | |||
radiación beta | |||
| |||
rayo beta |
beta-ray : 6 phrases in 4 subjects |
Earth sciences | 2 |
General | 1 |
Industry | 1 |
Measuring instruments | 2 |