优选词，正式主题词
Polar Coordinate System
定义
某概念特定涵义的完全解释- In mathematics, the polar coordinate system specifies a given point in a plane by using a distance and an angle as its two coordinates. (Wikipedia)
上位概念
上位概念其它语言
其它语言中概念术语- Polar Coordinate System
URI
https://purls.helmholtz-metadaten.de/skosmos/sdv/Polar