短語(yǔ)詞組短語(yǔ)energy efficiency level 能效等級(jí);能源效率等級(jí)approximate energy -level 近似能級(jí)anaerobic energy supply level 無(wú)氧供能水平energy -level width 能級(jí)寬度diagram energy -level 能階圖energy efficacy level 能效水平Energy consumption level 能耗水平;能耗等級(jí);能源消耗水平energy y level 能態(tài);能級(jí) 返回 energy level