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| gauge row (bit / долото gz1968); gauge (долота Alexander Dolgopolsky) | |||
| gage teeth (долота); gauge teeth (долота) | |||
| gauge side; gage side (шарошки долота) | |||
| калибрующий венец: 15 phrases in 8 subjects |
| Drilling | 2 |
| Geology | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Sakhalin | 4 |
| Sakhalin R | 1 |
| Technology | 2 |