...际值与目标极值通过某种转化关系得到的结果就 能反映要素在系统中的作用和功效，称之为要素 的功效系数（Efficacy Coefficient），用ECi（i＝ 1，2，…n）表示。
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Efficacy Coefficient Method 功效系数法 ; 数法
water-utilization efficacy coefficient 用水功效系数
general efficacy coefficient 总功效系数
water use efficacy coefficient 用水功效系数
the efficacy coefficient method 功效系数法
Adjusted Efficacy Coefficient Method 改进功效系数法
improved efficacy coefficient method 改进功效系数法
The efficacy coefficient method has been propounded on the basis of multiple objectives programming theory, assuming that the value and the index data are linearly dependent.
功效系数法是基于多目标规划原理提出来的，并假定功效分值和各指标数值呈线性关系。
A mathematical model is proposed with the coefficient of efficacy as the objective function.
建立了以功效系数为目标函数的数学模型。
The social support and social self-efficacy have negative and low affect on social anxiety, and the coefficient is (-0.18) and (-0.12).
社会支持、社交效能感对社交焦虑有负性、微弱的影响，系数分别是(- 0.18)和(- 0.12)。
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