 |
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| "Delta" (号核潜艇(苏)) | |||
| 德尔塔": 42 phrases in 17 subjects |
| Animal husbandry | 2 |
| Aviation | 5 |
| Bridge card game | 1 |
| Company name | 1 |
| Electronics | 2 |
| Finances | 6 |
| General | 1 |
| Geography | 5 |
| Geology | 1 |
| Gymnastics | 1 |
| Metallurgy | 3 |
| Military | 2 |
| Securities | 6 |
| Surgery | 1 |
| Technology | 3 |
| Textile industry | 1 |
| United States | 1 |