anti-collision structure

collision protection structure

collision-proof structure

banded structure structure

arc-continent collision or post-collision

continent-continent collision or post-collision

connecting the newly built structure to the pristine structure

epsilon structure (= e-structure)

newly-built structure and existing structure

reinforces structure and monsary structure

step-by-step lattice structure optimization and random lattice structure optimization

Structure and electronic structure

structure safety of structure

structure-spanning-structure system

the frame structure and masonry structure

TLK structure (=terrace-ledge-kink structure)

Scaly structure (Squamose structure)

3D collision

3D collision detection