Hauptsperre /SCIENCE,BUILDING/
[DE] Hauptsperre
[EN] barrage; key dam
[FR] barrage principal
Hauptsperre
[DE] Hauptsperre
[EN] barrage; key dam
[FR] barrage principal
Abteilsperre,Hauptsperre /ENERGY-MINING/
[DE] Abteilsperre; Hauptsperre
[EN] car stop; skotch block
[FR] écluseurs