Analysis of the population data from the field by using the method of spacial distribution index indicates that the spacial distribution pattern of eggs was of aggregation type.
用空间分布型指数法对调查数据进行测定，田间卵的空间分布为聚集分布型。
Through aggregation, the fuzzy evaluation indexes of each alternative of decision-makers are determined with the method of index of optimism, which are aggregated into group's in…
用平均值法集结各决策人的排序指标，并确定群体对各方案的排序。
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