“polar coordinates”的概念、定义、翻译、参考文献-科学参考

单词	polar coordinates
释义	polar coordinates Encyclopedia 理学﹝点的运动﹞释 polar coordinates极坐标用极径和极角表示平面点位置的坐标。 Mathematics ＞拓扑学与几何学＞初等几何学＞释义 polar coordinates极坐标
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