英语词汇“direction cosine”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	direction cosine
释义	WordReference Random House Unabridged Dictionary of American English © 2024 direc′tion co′sine, [Math.] Mathematicsthe cosine of the angle made by a given vector and a coordinate axis. Cf. direction angle. 1890–95
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