 |
alpha-ray
| vacuum gage
| alpha rays | |
| earth.sc. | radiación alfa |
| vacuum gage | |
| meas.inst. | manometro de vacío; vacuometro; vacuimetro |
| |||
| radiación alfa | |||
| alpha-ray: 6 phrases in 3 subjects |
| Earth sciences | 2 |
| Measuring instruments | 3 |
| Natural sciences | 1 |