压力脉动 pressure fluctuation
pressure pulsation
- 本文应用谱分析理论研究了剪切湍流场中的压力脉动,包括功率谱、均方值等。
The pressure fluctuations in turbulent shear flows are investigated with the theory of spectral analysis. - 飞机液压系统的压力脉动是造成液压元件提前疲劳损坏的重要原因之一。
Pressure impulse of airplane hydraulic system is one of important reasons which cause hydraulic component fatigue damage earlier . - 提出消除振动的主要对策,包括避免固有频率接近引起的谐振、减少压力脉动及接蓄能器吸收振动等。
The vibration dispose countermeasures which includes preventing resonance caused by same inhere frequency, lessening pressure puke and using accumulator to absorb vibration etc.