1) air motion frequency
气流脉动频率
2) fluctuation frequency
脉动频率
1.
In the paper, mean pressures, fluctuation pressures and its distribution law, and statistic properties of fluctuation frequency, etc.
给出了不同库水位泄洪工况下，水流作用在导墙上的时均压强、脉动压强及他们的分布规律、脉动频率的统计特性等试验成果。
3) gas pulsation
气流脉动
1.
The analytical study on the gas pulsation and piping vibration in a natural gas pipeline was presented,based on which the measures are suggested to control the excessive vibration.
对存在严重振动问题的某天然气压缩机的进气管路进行了气流脉动和管道振动分析,提出了管路调整措施。
2.
The gas pulsation of discharge hole of new type of scroll air compressor is studied in this paper.
研究了涡旋式空气压缩机排气系统的气流脉动现象，首次提出了排气孔口侵入现象及计算方法。
4) pulse air flow
脉动气流
1.
The results show that: The pulse air flow can increase the heat transfer,but the enhancement.
气流通过Helmholzt振荡腔产生脉动气流。
5) airflow ripple
气流脉动
1.
The airflow ripple was investigated by CFD(computational fluid dynamics) technique.
采用计算流体力学(CFD)技术研究气流脉动,对新气流脉动消减装置内气流流场进行分析,得到了压力的分布规律、切向速度的减小趋势以及气流脉动曲线,并对新的消减脉动装置进行了优化设计。
2.
The airflow ripple and pipeline quiver during the moving of air-compressor used in the coalmine was searched.
本文针对煤矿用空气压缩机运行中气流脉动和管道振动问题进行了深入的探讨。
6) slot ripple frequency
槽脉动频率
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条