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| deviation of vertical; deviation of the vertical; deflection of the plumb-line; plumb-line deflection | |||
| plumb line deviation | |||
| plumb-line deviation | |||
| отклонение отвеса: 8 phrases in 6 subjects |
| Cartography | 2 |
| Construction | 1 |
| Military | 1 |
| Nautical | 1 |
| Navigation | 2 |
| Technology | 1 |