“subcritical mass”的概念、定义、翻译、参考文献-科学参考

单词	subcritical mass
释义	subcritical mass [¦sǝb`krid·ǝ·kǝl `mas] ^NUCLEONICS A piece of fissionable material having an effective multiplication constant of less than one, so that it does not give rise to a self-supporting chain reaction.
随便看	operational unit operational weather limits operation analysis operation analysis chart operation breakdown operation code operation cycle operation decoder operation number operation part operation process chart operation register operations research operations sequence operation time operative ankylosis operator operator algebra operator hierarchy operator interrupt operator process chart operator productivity operator's console operator subgoaling early enzyme

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