Ключевые слова: 3d, background, black, blue, business, cad, cam, collaboration, component, computer, concept, construction, design, development, display, drawing, engineering, equipment, framing, idea, imagination, industrial, industry, interface, invention, inventor, manufacturing, mechanical, mechanism, oil and gas, paper, petrochemical, phase, plan, presentation, product, professional, project, prototype, scheme, shape, sketch, sketching, software, structure, technical, technology, tool, wireframe, work,