Anh
base level
base level of erosion
erosion base
Đức
Erosionsbasis
Pháp
niveau de base
niveau de base d'érosion
base level,base level of erosion,erosion base /SCIENCE/
[DE] Erosionsbasis
[EN] base level; base level of erosion; erosion base
[FR] niveau de base; niveau de base d' érosion