2D geometrical parameter

2-D geometrical transformation

3D braided geometrical structure

3D geomechanical model test

3D geometrical model

accurate geometrical modeling

air-film hole geometrical structure

ancient geomorphological features

approximation in geometrical optics

Basic geometrical form

basin geomorphological instantaneous unit hydrogra

best geometrical way

Block geometrical conditions

Bottom geomorphological zones

circumferential weld geometrical imperfection

combined geomechanical model teat system

combined geomechanical model test system

computer aided geometrical drawing

Computer aided geometrical representation、analysis and combination