- reciprocal spectrum
- 逆谱
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
English-Chinese computer dictionary (英汉计算机词汇大词典). 2013.
Markov spectrum — In mathematics, the Markov spectrum devised by Andrey Markov is a complicated set of real numbers arising in the theory of certain quadratic forms, and containing all the real numbers larger than Freiman s constant.[1] Contents 1 Context 2 See… … Wikipedia
Emission spectrum — The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted by the element s atoms or the compound s molecules when they are returned to a lower energy state. Each element s … Wikipedia
Autism spectrum — The term autism spectrum is often used to describe disorders that are currently classified as pervasive developmental disorders. Pervasive developmental disorders include Autistic Disorder, Asperger s Disorder, Childhood Disintegrative Disorder,… … Wikipedia
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Heritability of autism — Autism has a strong genetic basis, although the genetics of autism is complex and it is unclear whether ASD is explained more by multigene interactions or by rare mutations with major effects. [cite journal |journal= Nat Rev Genet |year=2008… … Wikipedia
astronomy — /euh stron euh mee/, n. the science that deals with the material universe beyond the earth s atmosphere. [1175 1225; ME astronomie ( < AF) < L astronomia < Gk. See ASTRO , NOMY] * * * I Science dealing with the origin, evolution, composition,… … Universalium