 |
| |||
| flood barrage (tidal river; permanently closed with locks); flood barrier (tidal river; in case of flood closed) | |||
| заградительное сооружение от штормового нагона: 4 phrases in 2 subjects |
| Construction | 1 |
| Natural resourses and wildlife conservation | 3 |
|
| |||
| flood barrage (tidal river; permanently closed with locks); flood barrier (tidal river; in case of flood closed) | |||
| заградительное сооружение от штормового нагона: 4 phrases in 2 subjects |
| Construction | 1 |
| Natural resourses and wildlife conservation | 3 |