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| top of tube (телескопа) | |||
| obvert (rabbit_run) | |||
| верхняя часть трубы: 12 phrases in 10 subjects |
| Construction | 2 |
| Cycling other than sport | 1 |
| Drilling | 1 |
| Gas processing plants | 1 |
| General | 1 |
| Materials science | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Technology | 1 |
| Transport | 1 |