 |
| |||
| coastal fortification; coast al fortification | |||
| revetment (igisheva) | |||
| |||
| coast defences | |||
| seacoast fortifications | |||
| seacoast defenses | |||
| береговое укрепление: 6 短语, 6 学科 |
| 一般 | 1 |
| 库页岛 | 1 |
| 水利工程 | 1 |
| 环境 | 1 |
| 美国人 | 1 |
| 航海 | 1 |
|
| |||
| coastal fortification; coast al fortification | |||
| revetment (igisheva) | |||
| |||
| coast defences | |||
| seacoast fortifications | |||
| seacoast defenses | |||
| береговое укрепление: 6 短语, 6 学科 |
| 一般 | 1 |
| 库页岛 | 1 |
| 水利工程 | 1 |
| 环境 | 1 |
| 美国人 | 1 |
| 航海 | 1 |