class of a lattice group [数] 格群类
Archimedean lattice group 阿基米德格群
free lattice-group 自由格序群
lattice point group 晶格点群
以上来源于: WordNet
In chapter 2, the connection and combination of rough sets and other mathematical subjects, such as fuzzy sets, measure, integral, lattice, group, are researched.
第二章，主要研究了粗糙集与模糊集、测度、积分、格、群的关系和结合。
An analysis of highly-enriched uranium-heavy water lattice was made recently using few-group diffusion theory and the equivalent diffusion of control rods and target assemblies.
利用少群扩散理论和控制棒与靶件的等效扩散处理方法进行了高浓铀-重水栅的分析计算。
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