| |||
heading reminder pointer | |||
compass repeater; gyrocompass repeater; repeating compass; receiver | |||
gyro-repeater; photographic compass | |||
gyro repeater |
репитер гирокомпаса: 11 phrases in 5 subjects |
Gyroscopes | 2 |
Nautical | 4 |
Navigation | 2 |
Shipbuilding | 2 |
Technology | 1 |