sharpening angle

例句：

1. 1. The engineer measured the angle of the blade to ensure it was perfectly sharpened.
   工程师测量了刀片的角度，以确保它被磨得非常锋利。
2. 2.During the manufacturing process, the sharpening angle is crucial for achieving optimal performance.
   在制造过程中，磨光角度对于达到最佳性能至关重要。
3. 3. The sharpening angle of the saw blade affects its cutting efficiency and accuracy.
   锯片的磨光角度影响其切割效率和准确性。