| activity | |
| nucl.phys. radiat. | matière radioactive |
| radiat. | radioactivité; matériau radioactif; activité; intensité de radioactivité |
| α activity | |
| nucl.phys. radiat. | activité alpha |
| radiat. | activité α |
| γ-activity | |
| nucl.phys. radiat. | activité gamma |
|
intersessional : 20 phrases in 7 subjects |
| Environment | 1 |
| Fishery fishing industry | 1 |
| General | 4 |
| Mineral products | 1 |
| Name of organization | 9 |
| Politics | 1 |
| United Nations | 3 |