torsional oscillations的用法和样例：
例句
- In this paper the torsional vibration problems of the propulsion shaft system of the underwater craft were discussed.
主要讨论以摆盘式活塞发动机作为其主机的某水下航行装置推进轴系的扭转振动问题。 - The rotor-stator contact problem can be detected by monitoring the torsional vibration signals.
提出了从转子扭转振动的变化来诊断转静碰摩故障的方法，并探讨了此方法的可行性和有效性。
