Extra-Vehicular | Activity
| activity | |
| ed. | Unternehmungsgeist |
| nucl.phys. radiat. | radioaktiver Stoff |
| radiat. | Radioaktivität; radioaktives Material; Aktivität |
| α activity | |
| nucl.phys. radiat. | Alphaaktivität |
| radiat. | α-Aktivität |
| γ-activity | |
| nucl.phys. radiat. | Gammaaktivität |
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Extra-Vehicular : 1 phrase in 1 subject |
| Astronautics | 1 |