| 摘要 |
A dam (1) for shielding against water, said dam comprising at least one elongate section (10), each section comprising a section bottom (2), a section top (3) and two longitudinal side faces (4) and two end faces (5) together defining a volume (6), said at least one section (10) comprising one or more openings (11, 12) configured for filling and emptying of liquid to the volume (6), said at least one end face (5) comprising a collar (7) extending in the width along the periphery of the end face in extension of the bottom section and the two longitudinal side faces. |
