| 释义 |
DEFINITIVE EXAMPLES 权威例句〔polar angle〕The angle formed by the polar axis and the radius vector in a polar coordinate system.极角：在一个极坐标系中，由极轴和向量径形成的角美国传统〔polar axis〕The fixed reference axis from which the polar angle is measured in a polar coordinate system.极轴：在极坐标系中用以测量极角的固定基准轴美国传统〔pole〕Mathematics The origin in a polar coordinate system; the vertex of a polar angle.【数学】 极点：一个极坐标系中的始端；一个极角的顶点美国传统 |