Air is entrained as water jetting into water cushion pool, the gas-liquid two phase flows field are formed.
水射流进入水垫塘可以将气体卷入塘内，形成水垫塘自掺气的水气两相流流场。
This paper deals with the determination of technical parameters, operating system and major features of the high pressure water jetting device for descaling of fuel pipes.
文章阐述了用于油管除鳞的高压水除鳞装置的技术参数确定、工作原理及其及主要特点。
Using the method of soil removal can quickly rectify the inclined building and effectively control the rate of rectification by adjesting time and direction of water jetting.
沉井冲水掏土法纠倾速度快，通过控制冲水时间和方向能有效地控制纠倾速率。
The equation has preliminarily supplied a theoretical foundation for design, manufacture, experiment and application of miniature flow control valve of the water jetting slit-cut equipment.
利用流体力学有关原理，导出阿基米德螺线槽流量特性方程，为水力喷砂割缝设备微型流量控制阀的设计、制造、实验、应用提供了初步理论依。
In this paper 4 different calculation methods are introduced on the basis of supervision practice of desilting works with water jetting process, with their relative merits in application analyzed.
结合“水冲法”抽淤的工程监理实践，介绍了清淤工程淤泥工程量4种不同的计算方法，分析其在应用中的优缺点。
Through the theoretical and experimental study on rock breaking by submerged water jetting, taking rock breaking efficiency as goal function, the optimum jetting pressure was acquired to break rock.
本文通过对淹没射流破碎岩石的理论及实验研究，以破岩效率作为目标函数，得到射流破岩的最优压力条件。
The device is designed by means of the jetting principle, and it takes the high-pressure injected water as power fluid to drive the formation fluid returning to the surface.
这种射流洗井器应用射流原理进行设计，利用高压注入水作动力液，抽汲地层液返出。
The study of the working principle and structure parameters of PS-Series coal slurry preprocessor composed of water-jetting emulsor and tube mixer was main described in the paper.
重点阐述水喷射式乳化器和管道混合器组成的PS系列煤浆预处理器工作原理、结构参数的研究，并介绍了该系列设备的规格和使用情况。
Some influence of the ratio of length to diameter of SCESHL on the velocities of jetting penetrator were observed but appeared mildly on the penetration depth into water.
装药长径比对杆式射流速度有一定影响，但对水下侵彻能力影响不大。
Some influence of the ratio of length to diameter of SCESHL on the velocities of jetting penetrator were observed but appeared mildly on the penetration depth into water.
装药长径比对杆式射流速度有一定影响，但对水下侵彻能力影响不大。
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