| |||
| mean sea level; mean water level | |||
| average water level; mean stage | |||
| mean sea level (tidal coast) | |||
| mean level | |||
|
mittlerer Wasserstand : 3 phrases in 1 subject |
| Technology | 3 |
| |||
| mean sea level; mean water level | |||
| average water level; mean stage | |||
| mean sea level (tidal coast) | |||
| mean level | |||
|
mittlerer Wasserstand : 3 phrases in 1 subject |
| Technology | 3 |