英语词汇“direction numbers”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 numbers
释义	direction numbers direction numbers [di′rek·shən ‚nəm·bərz] (mathematics) Any three numbers proportional to the direction cosines of a line in space. Also known as direction ratios.
随便看	leonid kantorovich leonid karpovich meshkov leonid keldysh leonid khodskii leonid kirenskii leonid kogan leonid konstantinovich ramzin leonid kornianu leonid korniets leonid kosmatov leonid kostandov leonid krasin leonid krushinskii leonid kubetskii leonid kulik leonid kurbatov leonid lavrovskii leonid leibenzon leonid lench leonid leonidov leonid leonidovich piatakov leonid leonov leonid levin leonid lukov leonid lutugin

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