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| factory certificate | |||
| builder's certificate | |||
| builder's certificate (выдаваемое судостроителем владельцу судна и содержащее основные характеристики последнего) | |||
| заводское свидетельство: 6 phrases in 5 subjects |
| Law | 2 |
| Measuring instruments | 1 |
| Quality control and standards | 1 |
| Technology | 1 |
| Torpedoes | 1 |