annual mean value

基本解释

"Energy input - perhaps not its mean annual value but some combination of annual average and seasonality - is very likely to be an important factor, " he says.
能量的摄入完全有可能是一个重要的因素，当然能量不一定是全年平均值而是几个季度和一年的平均值结合的总值。
Secondly, get the income and risk of annual investment's effect on the whole project through analyze the mean and the variance of the net present value based on economic value added.
其次通过分析经济附加值基础上的净现值的期望和方差来分解出具体年度投资效益和风险对整个项目的影响。
The evaluation elements are the nature of loess, the inclination of slope, the height of slope, the mean value of annual rainfall, the parameter of ground motion, the type of the structure of slope.
文中以岩性、斜坡坡度、斜坡高度、年平均降雨量、地震动参数及斜坡结构类型等数种参数作为评价指标。