impingement angle

例句：

1. 1. The impact of the new policy on the economy is still being studied.
   新政策对经济的影响仍在研究中。
2. 2.The strike angle of the hammer is crucial for striking accurately.
   锤子的打击角度对于准确打击至关重要。
3. 3. The research team analyzed the data to determine the optimal impingement angle for the project.
   研究团队分析了数据，以确定项目的最佳撞击角度。