regulation of a river,river training
[DE] Flussregelung; Flussregulierung
[EN] regulation of a river; river training
[FR] régularisation des cours d' eau
regulation of a river,river training /BUILDING/
[DE] Flussregelung; Flussregulierung
[EN] regulation of a river; river training
[FR] régularisation des cours d' eau