用水力实验方法研究了明渠水流中园形污水射流近区扩散与混合的特性。
The characteristics of wastewater round jet into open channel flow and its mixing and diffusing in the near-field were investigated by means of a laboratory experiment.
在现有的高压水射流粉碎技术的基础上，提出了一种新型的复合式水力粉碎装置，并探讨了其粉碎机理。
This paper proposed a new kind of compound water power comminuting device based on high-pressured water jet technology and made an analysis of its comminuting mechanism.
提出了使用导管-气室系统引发水力共振，提高脉冲水射流的强度的设想。
Bring up an assumption that using the pipe-air chamber system to induce hydraulic resonance and improve the strength of pulsed jet.
实验研究证明，利用水力共振提高脉冲水射流的强度是可行的，且存在最佳气室容积和最佳频率。
Experiment study proved that using the hydraulic resonance to improve strength of pulsed jet is available, and the system have a best air-chamber volume and a best frequency.
在工业上应用十分广泛，如在射流技术、燃烧技术、气力输送、旋风分离及水力浮选等方面均应用了螺旋流。
Swirling flow is widely used in industry, such as in jet technology, combustion technology, pneumatic transportation, cyclone separator, hydraulic flotation and so on.
初步实验研究证明，利用水力共振提高脉冲水射流的强度是可行的。
Primary experiment research had proved that using the hydraulic resonance to improve strength of pulsed jet was available.
脉冲射流水力共振系统各参数的优化组合是提高射流功效的关键因素之一。
The optimized combination of parameters of pulsed jet hydraulic resonance system is a key factor to improve the efficacy of pulsed jet.
高压水射流径向水平孔钻进技术是水平孔施工技术之一，它是在垂直瓦斯抽放或煤层气勘探钻孔布置机械或水力扩孔装置，对准选定的煤层部位进行扩孔。
As one of radial horizontal drilling techniques, high pressure water jet drilling technology is capable of using mechanical or water jet apparatus to make a cavity at the selected coal seam.
静止环境中的倾斜浮力射流是环境水力学中的基本流态之一。
An inclined buoyant jet in static environment is one of the basic flow patterns for environmental hydraulics.
水力参数和磨料参数对前混式磨料射流切割套管的效率有着极重要的影响。
The hydraulics and abrasive parameters of premixing jet has great effect on casing cutting efficiency.
其在工业上的应用十分广泛，如在射流技术、燃烧技术、气力输送及水力浮选等方面均采用了螺旋流。
Swirling flow is widely used in industry, such as in jet technology, combustion technology, pneumatic transportation, hydraulic flotation etc.
本文从研究全射流喷头水力尺寸与可靠性的关系入手，寻找提高产品可靠性的方法。
Researching from the relations between fluidic sprinklers hydraulic sizes and reliability, this paper is to find ways to improve its reliability.
导管-气室系统可以引发水力共振，提高脉冲射流的强度。
The system that is composed of pipe and air chamber is able to induce resonance, which will prompt the efficiency of pulsed jet.
本文介绍了长沙矿山研究院研制成的一种实验室用并适用于钻凿软至硬岩孔的连续水射流钻机及与其相适应的两种新型水力-刮刀钻头。
The paper describes a waterjet-aided drill which, successfully developed by Changsha Institute of Mining Research, is useful in laboratory and capable of drilling holes both in soft and hard rock.
本文介绍了长沙矿山研究院研制成的一种实验室用并适用于钻凿软至硬岩孔的连续水射流钻机及与其相适应的两种新型水力-刮刀钻头。
The paper describes a waterjet-aided drill which, successfully developed by Changsha Institute of Mining Research, is useful in laboratory and capable of drilling holes both in soft and hard rock.
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