查询词典 cavitation

It is suggested to weld and apply anti-abrasion-cavitation material on seriously cavitated area, obvious result has been abtained.

对气蚀严重部位，建议采用高强度抗磨焊条补焊及喷涂抗磨材料，实施后效果显著。

A high-speed camera is used to visualize the flow structures,and Laser Doppler Velocity is employed for velocity measurement.The osculations are conducted on the two-dimensional hydrofoil section,based on a single-fluid model of the cavitation:the liquid/vapor mixture is considered as a homogeneous fluid whose eompsition is regulated by mass tranfer equation.The RNG k-ε turbulence model with modified eddy viscosity coefficient is used for computing,and the coefficient is related to the vapor and liquid densities in cavitated regions for simulating the cavitating flow.

实验采用高速录像技术观察了云状空化随时间的结构变化，应用 LDV 测量了云状空化条件下翼型周围的速度分布；采用 N-S 方程和基于空泡动力学方程的空化模型计算了绕水翼云状空化流场，湍流模型采用了 RNG k-ε方程，为了改善空化流动的计算精度，引入了一种与空化区域水汽相密度相关的系数，对湍流涡黏性系数进行了修正。

The osculations are conducted on the two-dimensional hydrofoil section,based on a single-fluid model of the cavitation:the liquid/vapor mixture is considered as a homogeneous fluid whose eompsition is regulated by mass tranfer equation.The RNG k-ε turbulence model with modified eddy viscosity coefficient is used for computing,and the coefficient is related to the vapor and liquid densities in cavitated regions for simulating the cavitating flow.

实验采用高速录像技术观察了云状空化随时间的结构变化，应用 LDV 测量了云状空化条件下翼型周围的速度分布；采用 N-S 方程和基于空泡动力学方程的空化模型计算了绕水翼云状空化流场，湍流模型采用了 RNG k-ε方程，为了改善空化流动的计算精度，引入了一种与空化区域水汽相密度相关的系数，对湍流涡黏性系数进行了修正。

The cavitating region is filled with cavitation bubble and water mixture.

在超空化流动区域内，充满了空泡和水的混合物。

Ventilated cavitating water tunnel is the equipment studying cavitation phenomenon under ventilation circumstances.

通气空化水洞是在通气状态下研究空化现象的实验设备。

Selfresonant cavitating jet is a kind of modulated jet with significant impact pressure fluctuations and cavitation effects.

自振空化射流是利用瞬态流和水声学原理调制而成的一种新型射流，本文研究了自振空化射流在常压及围压下的压力脉动特性及其参数影响规律。

Numerical simulation of the steady cavitating turbulent flow in the whole flow passage of a Kaplan turbine has been carried out by using a full cavitation model and a mixture two-phase flow model.

采用一种完整空化模型和一种混合流体两相流模型，对轴流式水轮机全流道内的定常空化湍流流动进行了数值模拟。

Boiler feed pump minimum flow valve cycle Control requirements: the boiler feed pump safe start-up and running, eliminate traffic is too small, temperature increase, the water a strong cavitation damage to the pump.

锅炉给水泵最小流量循环阀控制要求：使锅炉给水泵安全启动及运行，消除因流量过小、温升增加、水强烈气蚀使泵损坏。

In the reverse-tainter-gate-tunnel design of a high-rise shiplock water-filling system, it is of crucial importance to prevent flow cavitation and gate vibration.

在本部分，结合对近几年研究成果的总结，分析了水流空化成因与流态振荡机理，为探讨合理的减蚀防振措施提供理论依据。

In addition, design method of two-series inducers and jet-device in front of inducer are discussed for obtaining higher cavitation performance.

经几台高速诱导论离心泵的汽蚀性能试验结果表明了该设计方法是合理可行的。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷