air standard efficiency [机] 空气标准效率

standard relative luminous efficiency curve 标准相对光效曲线

design standard for energy efficiency 节能设计标准

efficiency standard 效率标准

energy efficiency standard 能源效率标准

Energy Efficiency Standard of Performance 能源效率标准作业程序

standard profit efficiency 标准利润效率

air standard cycle efficiency 空气标准循环效率

standard for energy efficiency 节能标准