The oscillating characteristic and possible oscillation mechanism were studied.
分析了振荡特征和影响因素，提出了循环振荡机理。
The paper reports the results of an investigation of the characteristic of combustion pressure oscillation in a D. I. diesel engine and their effect on engine noise.
本文报告了对直喷式柴油机燃烧压力振荡特性及压力振荡对燃烧噪声影响规律的研究。
Self-sustained oscillation characteristic of thermoacoustic stack is quantitatively proven based on thermodynamic theory to be negative damped oscillation.
从热动力学理论出发，定量地证明回热器的自激振荡特性为负阻尼振荡。
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