low water level /SCIENCE,ENG-MECHANICAL/
[DE] Niederwasserstand
[EN] low water level
[FR] niveau des basses eaux
low water level,low water stage /SCIENCE/
[DE] Niederwasserspiegel; Niederwasserstand; Niedrigwasserstand
[EN] low water level; low water stage
[FR] niveau d' étiage