SSR | Code
| Code | |
| gen. | code; cipher |
| construct. | equal-length code |
| IT tech. | coding scheme |
| tech. | code; job name |
| work.fl. IT | key; numeric code |
| German thesaurus | |||
| |||
| Synthetic Survival Reagent (Brücke) | |||
| Sekundärradarsystem; secondary surveillance radar | |||
| Seeschiffsregister | |||
| secondary surveillance radar Sekundär-Rundsuchradar | |||
|
SSR : 12 phrases in 5 subjects |
| Communications | 2 |
| General | 2 |
| Hobbies and pastimes | 1 |
| Technology | 5 |
| Transport | 2 |