英语词汇“sigma pile”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sigma pile
释义	sigma pile sigma pile [′sig·mə ‚pīl] (nucleonics) An assembly of moderating material containing a neutron source, used to study the absorption cross sections and other neutron properties of the material.
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