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Пензенское конструкторско-технологическое бюро | арматуростроения
| арматуростроение | |
| automat. | valve engineering |
| Пензенское: 6 phrases in 5 subjects |
| Automated equipment | 1 |
| Christianity | 2 |
| Education | 1 |
| Foreign affairs | 1 |
| General | 1 |