“critical mass”的概念、定义、翻译、参考文献-科学参考

单词	critical mass
释义	critical mass [`krid·ǝ·kǝl `mas] ^NUCLEONICS The mass of fissionable material of a particular shape that is just sufficient to sustain a nuclear chain reaction.
随便看	Gymnophiona gymnoplast Gymnopleura gymnosperm Gymnospermae Gymnostomatida Gymnotidae Gymnotoidei gynaecandrous gynander gynandromorph gynandry gynecology gynecomastia gynephobia gynobase gynodioecious gynoecious gynoecium gynogenesis gynomerogony gynomonoecious gynophore gynostemium gyotaku

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