Anh
principal curvature
principal stress
Đức
Hauptkrümmung
Hauptbiegung
Pháp
courbure principale
galbe
courbure principale /SCIENCE/
[DE] Hauptkrümmung
[EN] principal curvature; principal stress
[FR] courbure principale
courbure principale,galbe /INDUSTRY,INDUSTRY-METAL/
[DE] Hauptbiegung
[EN] principal curvature
[FR] courbure principale; galbe