fractional efficiency
[化学工程英汉词典]
fractional efficiency分级效率
是什么意思,fractional efficiency的解释,fractional efficiency的翻译
[环境英汉词典] fractional efficiency
fractional efficiency
[化学工程英汉词典]
fractional efficiency是什么意思,fractional efficiency的解释,fractional efficiency的翻译
[环境英汉词典] fractional efficiency