angle of rotor

例句：

1. 1. The design of the new aircraft requires a precise calculation of the angle of the rotor blades.
   新飞机的设计需要精确计算转子叶片的角度。
2. 2.The engineer carefully measured the angle of the rotor blades to ensure they were aligned correctly.
   工程师仔细测量了转子叶片的角度，以确保它们正确对齐。
3. 3. During testing, the rotor's angle was adjusted to optimize performance.
   在测试中，转子的角度被调整以优化性能。