constituent ratio meaning in English

构成比，结构相对数

In order to assess the constituent ratios of energy expenditure in human , the deductive process of establishing a mathematical model for assessing the constituent ratios of the three major nutrients in energy expenditure in human was described in this paper
摘要为了评价人体能量消耗构成比，本文描述了构建人体能量消耗的三大营养素构成比数学模型的推演过程。