vertical retrace ratio

例句：

1. 1.The vertical retrace ratio is a crucial factor in the design of aircraft wings.
   垂直回溯比率是飞机翼设计中至关重要的因素。
2. 2.The engineer used the vertical retrace ratio to optimize the performance of the system.
   工程师利用垂直回溯比率优化了系统的性能。
3. 3.The vertical retrace ratio was calculated using a mathematical model.
   垂直回溯比率是通过数学模型计算得出的。