以枸杞水提液中多糖含量为指标。
Select the contents of Lycium barbarum L. polycose from the extract solution as the target.
森林管理单位级指标以地方的、往往是具体地点的环境因素为制定依据，如森林类型和地形、地方经济和社会考虑及重点等。
The forest management unit level indicators depend on local, often site-specific, environmental factors such as forest type and topography, local economic and social considerations and priorities.
由于这些指标与一个国家的财富密切相关，他们以人均国民生产总值为控制变量来看它是否能够单独解释择偶策略的差别。
Since there is a strong correlation between these variables and a country's wealth, they controlled for GNP per head by measuring whether it alone accounted for the difference in mating strategy.
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