Idling engine wobble is a trouble in applications of automobile.
2
讨论了发动机机体正常振动时的激振源和振动形式，并运用机械振动理论，研究了怠速抖动时它们的变化。
The paper discusses the exciting vibration sources and forms while engine normal vibrating, and studies how they change when idling engine is wobbling by means of mechanic vibration theory.
3
指出，由于发动机的各种故障引起个别气缸气体作用力减小，导致总的反倒力矩平衡性恶化，出现怠速抖动。
It is pointed that engines various faults can make the gas acting pressure lower in individual cylinders, lead to worsen the balance of gross overturn moment, and wobble the idling engine.
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