equivalent isentropic velocity ratio

例句：

1. 1.The physicist calculated the equivalent isentropic velocity ratio for the fluid flow.
   物理学家计算了流体流动的等温绝热速度比。
2. 2.The engineer used the data to determine the equivalent isentropic velocity ratio of the system.
   工程师使用这些数据来确定系统的等温绝热速度比。
3. 3. The researcher found that the ratio was crucial in predicting the behavior of the fluid.
   研究者发现这个比例在预测流体行为中至关重要。