非稳定同步振动
synchronous vibration instability
振动同步
vibration synchronization
周期振动同步
periodic oscillatory synchronization
自同步振动
self-synchronous vibration
混凝土振动搅拌机
concrete mixer with vibrating blades
混流水力机组振动分析
Vibration Analysis of Mixed Flow Turbine Unit
回转振动
rotation vibration
peripheral spindle vibration
换热管振动
heat-exchanging tube vibration