英语词汇“closed ball”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	closed ball
释义	closed ball closed ball [¦klōzd ′bȯl] (mathematics) In a metric space, a closed set about a point x which consists of all points that are equal to or less than a fixed distance from x.
随便看	water park water parsnip water parsnips water particle travel time water parting water partridge water pasteurization indicator water path water pennywort water pennyworts water pepper water-pepper water peppers water permeability of rock water pheasant water piet water pig water pill water pillar water pills water pilot water pimpernel water-pimpernel waterpimpernel water pipe

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