noun
projection method; method of projection
Technical term used in cartography, geometry, and technical drawing to refer to a systematic way of representing a three-dimensional object or surface on a plane.
メルカトル投影図法は航海図によく使われる。
The Mercator projection method is often used for nautical charts.
この地図は正距方位
This map is drawn using the azimuthal equidistant projection.