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From SofTutor for MicroStation 3D - Creating Primitive Surfaces/Solids
Topics & Keywords covered in this video are:

Creating Primitive Surfaces/Solids XYZ Drawing Screen Axis Element Views 3D
Placing A Slab By Screen X Option XYZ Drawing Screen Surface Axis Element Views 3D
Placing A Solid Slab By Drawing Z Option XYZ Screen Axis Element Views 3D
Placing A Slab By Points And Drawing Z XYZ Drawing Screen Surface Axis Element Views 3D