在超声速或高超声速绕流中，一种很严重的脉动压力环境是由激波边界层相互作用引起的激波振荡。
One of the more severe fluctuating pressure environments encountered in supersonic or hypersonic flows is the shock wave oscillation driven by interaction of a shock wave with boundary layer.
全液压调速系统的油压容易产生脉动，如果油压脉动的频率与电力系统固有频率接近时也可能引发电力系统共振机理的低频振荡。
If the frequency of oil-pressure pulsation is near to power system natural oscillations frequency, power system low frequency oscillations of resonance mechanism can be induced.
在仿真中采用详细的汽轮机压力功率模型，着重研究了汽轮机蒸汽压力脉动与电力系统发生共振振荡的关系。
The detailed pressure-power model of turbine is adopted in simulation, and then the relationships between turbo-pressure pulsation and power system forced oscillations are studied in particular.
脉动燃烧干燥是一种新型、高效干燥技术，是利用脉动燃烧产生的高温、高速振荡气流对物料进行干燥的。该文介绍了已开发应用的脉动燃烧干燥器类型；
Pulse combustion drying is a novel, efficient drying method which makes use of a strong oscillating flow field with high temperature caused by a pulse combustor to dry materials.
分析认为这种振荡曲线与地球自身的脉动有关，它是由地球脉动、高渗透水力坡降和大的滑体剪切作用叠加而成的一种呈非平衡态的复杂运动。
The loess landslide movement is a non stationary complex one combined with earth microtremors, the hydraulic gradient of high osmosis and strong shear force of landslide mass.
最后，以实船计算为例，进一步分析了二次脉动压力下舰船振荡响应的特性。
In addition, the characteristics of the whipping response of a real ship subjected to the gas bubble impulsive pressure of underwater explosion was analysed.
最后，以实船计算为例，进一步分析了二次脉动压力下舰船振荡响应的特性。
In addition, the characteristics of the whipping response of a real ship subjected to the gas bubble impulsive pressure of underwater explosion was analysed.
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