另一个系列的涵盖范围较为狭窄，成份股选自基准指数系列的股票群。
The other's scope is narrow comparatively, component stocks are chosen from the stock groups of benchmark exponent series.
研究了已给准素子群的正规化子指数的有限群。
Finite groups with given indices of normalizers of primary subgroups are studied.
建立了以有限群的极大子群的指数复合刻划可解性的两个新定理。
Two new theorems on the solvability of finite groups are proved by means of index complex of maximal subgroups.
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