1) lowfrequency vortex cavition
低频旋涡空化
2) low frequency eddy
低频涡旋
1.
The results show that 30—60-day oscillation in the East Asia and western Pacific is influenced by two branches of low frequency eddy,one of which originates from the tropical eastern Indian Ocean,another comes from the Central Pacific.
结果表明:在这两年,东亚和西太平洋地区的30~60天低频振荡受到两支低频涡旋的影响,其中一支来源于热带东印度洋,另一支源自中太平洋。
3) vortex cavitation
旋涡空化
1.
To make clear the characteristics of erosion and vibration induced by vortex cavitation in different cavitation conditions, and the relations between the two phenomena, cavitation aspects around a hollow-jet valve are observed by a high-speed photograph.
为了研究旋涡空化所引起的空蚀和振动观象以及二者的关系,采用高速摄影的方法,观察了发生在射流放水阀山部的空化形态。
2.
The generation mechanisms for vortex cavitation in highshear layers were studied by observing cavitation around a hollowjet valve with highspeed photographs and a highspeed video camera.
为研究高速水流中旋涡空化的形成机理 ,用高速摄影和录像的方法观察了发生在中空射流阀内部流场的空化现象 ,采用数值模拟的方法计算了阀内部非定常粘性流场。
4) Low attitude and low vortex
低空低涡
6) vortex frequency
旋涡频率
1.
The dissertation is focusing on the detection of vortex frequency, which is the key technical problem of vortex flowmeter, a sort of promising and rapidly developing flowmeter.
本论文主要研究目前发展势头十分良好的涡街流量计中的关键技术问题——旋涡频率的检测。
补充资料：水泵气蚀(见空化与空蚀)
水泵气蚀(见空化与空蚀)
shuibeng qishi水泵气蚀见空化与空蚀。
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