base-period value[统计] 基期值;基期值英语
base-period price基期价格
base-period weight index基期加权指数
fixed base period固定基期;固定基期英语
base period weight index[统计] 基期加权指数;基期权数指数
base period productivity基期产量
chain base period[统计] 环比基数
selection of base period基期选择
shifting the base period改换基期
N（名词） a neutral period used as a standard for comparison in constructing an index to express a variable factor: 100 is usually taken as the index number for the variable in the base period 基准期 [statistics]