英语词汇“principal radii of normal curvature”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	principal radii of normal curvature
释义	principal radii of normal curvature principal radii of normal curvature [¦prin·sə·pəl ¦rād·ē‚ī əv ¦nȯr·məl ′kər·və·chər] (mathematics) The reciprocals of the principal curvatures of a surface at a point.
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