internal-phase ratio

例句：

1. 1.The engineer used the internal phase ratio to optimize the system performance.
   工程师利用内部相位比来优化系统性能。
2. 2. The researcher found that the internal phase ratio had a significant impact on the material's properties.
   研究人员发现，内部相位比对材料的性质有显著影响。
3. 3. The manufacturer claims that their product has an internal phase ratio that is superior to competitors' offerings.
   制造商声称他们的产品具有优于竞争对手产品的内部相位比。