 |
| |||
| 等深线 | |||
| |||
| ★ 等深线 | |||
| 深度曲折 | |||
| 河底等高线 | |||
| 莫霍面深度; 等水深线; 等海深线 | |||
| |||
| 等深线海图 | |||
|
depth contours : 12 phrases, 4 sujets |
| Centrales hydroélectriques | 4 |
| Construction de ponts | 1 |
| Nations unies | 1 |
| Technologie | 6 |
|
| |||
| 等深线 | |||
| |||
| ★ 等深线 | |||
| 深度曲折 | |||
| 河底等高线 | |||
| 莫霍面深度; 等水深线; 等海深线 | |||
| |||
| 等深线海图 | |||
|
depth contours : 12 phrases, 4 sujets |
| Centrales hydroélectriques | 4 |
| Construction de ponts | 1 |
| Nations unies | 1 |
| Technologie | 6 |