“macroscopic neutron cross section”的概念、定义、翻译、参考文献-科学参考

单词	macroscopic neutron cross section
释义	macroscopic neutron cross section Encyclopedia 理学中子物理释 macroscopic neutron cross section宏观中子截面单个中子同单位体积内的原子核发生某种核反应的平均概率。中子通过物质时，在单位路径上与该物质的原子核发生某种作用的概率，等于中子与靶核作用的微观截面与单位体积内靶核数的乘积，即宏观中子截面。
随便看	second-order efficiency second-order efficient estimator second-order Euler triangle second-order functional calculus second-order language second-order logic second-order memristor second-order model theory second-order necessary condition second-order nonlinear optical effect second-order optimality condition second-order ordinary differential equation second order perturbation second order phase transition second-order phase transition second-order predicate second-order predicate calculus second-order predicate logic second-order process second-order property second order spatial coherence second-order spatial coherence second order spectrum second-order sufficient condition second-order system

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