Technical drawing is a means by which a designer can communicate a design to others in a design team, or to those responsible for manufacture/construction, in a complete and unambiguous manner. Various conventions have been developed over the years to support this process, most notably two-dimensional orthographic projections (i.e. plans, elevations, and sections) described above and three-dimensional metric projections (i.e. axonometric and oblique).
Introduction to three-dimensional visualization
Representing three dimensions on paper is a vital skill for designers, enabling them to communicate their ideas to other people, especially non-designers such as users, managers, and marketing personnel. There are several tried and ...