Technical drawing
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Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed.
Drafter at work
Copying technical drawings in 1973
Sketch for a government building
A drafting table
Exploded-view drawing
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An exploded-view drawing is a diagram, picture, schematic or technical drawing of an object, that shows the relationship or order of assembly of various parts.
Fully assembled and exploded view in a patent drawing
A physical exploded view made by arranging parts of a camera
Exploded view by Leonardo da Vinci