dot method वाक्य

उदाहरण वाक्य

1. These included  proportional point symbols, the line of equal value ( isoline ), the choropleth and shading, the dot method, class intervals, and flow lines .  As the main cartographic tools for depicting thematic data had already been developed, much of Dent s career was spent researching and examining ways in which the cartographer could better communicate with the map reader.