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cavitating 英'kævɪteɪtɪŋ美'kævɪteɪtɪŋ COCA³¹⁵¹¹¹⁺⁴ 基本例句 空化¹⁰⁰ A steady flow round a partially cavitating axisymmetric body was studied under the assumption that the fluid is inviscid and incompressible and the flow is potential. 在流体为无粘不可压和流动有势的假定下,研究了轴对称体的定常局部空泡流。 cnki Cavitation of the cavitating nozzle with converging-diverging exit is stronger. 试验证明具有收缩—扩散形出口流道的空化喷嘴的空化效果更好。 cnki It is indicated that the injected air forms small air bubbles in the cavitating flow field. 观测表明,气流在水流中形成气泡分布在空化区内。 d.wanfangdata.com.cn Moreover, the clear images acquired in the cavitating flow visualization in grooves of spool valve were analyzed. 这些研究结果为揭示节流槽噪声特性奠定了基础。 sklofp.zju.edu.cn The affected factors of the chemical effects of cavitating water jets are discussed. 分析了空化水射流化学效应的影响因素。 cnki With the motion of separating vortices, some of them flow downstreamly as a free air bubbles, and some move to the shear layer flow region entrained by cavitating vortices. 部分气泡被旋涡空化团所包含,因此在通气条件下,空化涡中包含有空化泡和空气泡。 ilib But now speeds can be doubled or even tripled by“ cavitating” torpedoes. 但是现在通过使用“超空泡”鱼雷技术,航速能够提升一倍,甚至两倍。 ecocn But now speeds can be doubled or even tripled by“ cavitating” torpedoes。The trick involves positioning a flat disk, smaller than a DVD, about 10cm in front of the torpedo’s nose tip. 但是现在通过使用“超空泡”鱼雷技术,航速能够提升一倍,甚至两倍。 其窍门涉及到将一个比DVD光碟稍小的平圆盘大约10厘米安装在鱼雷鼻尖处前面。 ecocn Compared with continuous jet, the erosive vol ume and area of the self- excited oscillation cavitating jet is more than one time larger than the continuous jet. 与连续水射流相比较,自激振动空化射流的冲蚀体积和冲蚀面积均比普通连续水射流大一倍以上。 cnki For the improvement of turbine cavitating performance of the Three Gorges PowerStation, an analytic theory and method of3D cavitation flow in the hydraulic turbine runner are established. 为了提高三峡水电站水轮机的空化性能,提出了水轮机转轮三维空化流场的分析理论与方法。 cnki Four different turbulence models are used to simulate the cavitating flow around a hydrofoil NACA66, and the influence of turbulence models on the computational results is analyzed. 采用四种湍流模型对 NACA66水翼空化流动进行模拟,分析了不同湍流模型和壁面函数对空化流动模拟结果的影响。 cnki In this paper, an algorithm for the computation of cavitating flows is investigated. 本研究从数值计算的角度出发,对空化流计算方法进行了研究。 dictall It sank after an explosion during the testing of a cavitating torpedo called Shkval, or Squall. 在对“风雪”或“暴风雪”空泡鱼雷测试期间,发生一次爆炸,潜艇随后沉没海底。 ecocn 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。 dictall Propulsion is provided by a rocket engine, rather than a propeller and rudder, which makes steering difficult: some cavitating torpedoes can travel only in a straight line. 它由火箭发动机驱动,而不像普通鱼雷那样装有螺旋桨和方向舵,这使得它难以转向,一些空泡鱼雷只能沿直线前进。 ecocn This paper describes briefly the development, characteristic, and application for high pressure pure water jet, pulsed jet, cavitating jet and abrasive jet. 本文简要介绍了高压纯水射流、脉冲射流、空化射流及磨料射流的发展、特点及其在清洗、切割和其它方面的应用。 cnki Cavitating torpedoes remain rare, not least because they are problematic. 空泡鱼雷目前仍然少见,主要原因是这种鱼雷自身还存在问题。 ecocn Cavitating water jet has wide application prospects in such field as oil industry, mining industry and environmental protection. 空化水射流在石油、矿业及环保等领域具有广阔的应用前景。 firstknow |