“fission chain reaction”的概念、定义、翻译、参考文献-科学参考

单词	fission chain reaction
释义	fission chain reaction Encyclopedia 理学核裂变释 fission chain reaction裂变链式反应热中子引起易裂变核（如235U）发生裂变时，放出的中子至少有一个可以引起新的裂变，使之一代一代继续下去的反应过程。一般每次裂变平均放出二三个中子。这些中子有三种可能的归属：引起裂变、被吸收和逃逸。 Physics fission chain reaction裂变链式反应 Chemistry ＞放射化学与辐射化学＞基础放射化学＞释义 fission chain reaction裂变链式反应
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