weighted harmonic mean
[新英汉石油技术词典]
weighted harmonic mean加权调和平均,加权调和中项
是什么意思,weighted harmonic mean的解释,weighted harmonic mean的翻译
[石油英汉词典] weighted harmonic mean
weighted harmonic mean
[新英汉石油技术词典]
weighted harmonic mean是什么意思,weighted harmonic mean的解释,weighted harmonic mean的翻译
[石油英汉词典] weighted harmonic mean