“pencil of rays”的概念、定义、翻译、参考文献-科学参考

单词	pencil of rays
释义	pencil of rays Physics pencil of rays光[线]锥^† Mathematics pencil of rays射线束
随便看	adele class group Adele E. Goldberg adele group adele ring Adelina Patti adelite adelization adeloceratous adelphia Adelphoe adelpholite ADEM Adem formula Adem J. A. De Moivre A. De Moivre (1667—1754) A. De Morgan A. De Morgan (1806—1871) Adem relation Aden adenine adenine 2 deoxyriboside adenine 2-deoxyriboside adenine, A Adenine nucleotide triphosphate

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