英语词汇fractional energy saving怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	fractional energy saving
释义	fractional energy saving 简明释义节能率：指通过各种措施实现的能源消耗的减少，通常以百分比表示。专业释义 1 能源科学技术节能率
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。