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| double block and bleed (арматура, обычно шаровой кран, с функцией контроля протечки Vlomel) | |||
| leak control unit (Yeldar Azanbayev); leak control system (Yeldar Azanbayev) | |||
| контроль протечки: 8 phrases in 5 subjects |
| Construction | 2 |
| Energy industry | 1 |
| Nuclear and fusion power | 1 |
| Production | 2 |
| Technology | 2 |