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| блочный клапан | |||
| запорный клапан; запорный вентиль; блок-вентиль | |||
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| запорная задвижка | |||
| 闭锁阀: 12 phrases in 4 subjects |
| Electronics | 2 |
| General | 2 |
| Nautical | 1 |
| Technology | 7 |
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