英语语法分析

I was surprised to find all these makers held the same value of harmonicity (quality of sound).

我惊奇的发现所有的钢琴制造者对钢琴的音质都遵从同样的标准。

The sounds that were equivalently different in Harmonicity and Fundamental Frequency were targeted for changing in the study.

谐度与基频差相同的声音将会在研究当中作为进行对比试验的不同声音。