For example, I can add my brother as my companion now, and after our flight, change my companion to my sister and add her as a companion on a ticket. After the flight with my sister, same /same â I can then change my companion and book the next companion ticket.
Architectural drawings are made according to a set of conventions, which include particular views (floor plan, section etc.), sheet sizes, units of measurement and scales, annotation and cross referencing.
Engineering drawing and artistic drawing are both types of drawing, and either may be called simply drawing when the context is implicit. Engineering drawing shares some traits with artistic drawing in that both create pictures. But whereas the purpose of artistic drawing is to convey emotion or artistic sensitivity in some way (subjective impressions), the purpose of engineering drawing is to convey information (objective facts).