The effect of liquid jet diameter on performance of two-fluid airblast atomizer was investigated in a water-air system.
采用水-空气系统，研究了液体射流直径对双通道气流式喷嘴雾化性能的影响。
Early jet engines had narrow inlets and were very noisy, but as the diameter of the fans at the front increased, the engines became quieter.
早期的喷气式发动机进气口狭窄且噪音巨大但是随着前部风扇直径的增大发动机变得越来越安静。
In a reversal of current design trends the MIT concept increases the bypass ratio by minimizing expansion of the overall diameter of the engine and shrinking the diameter of the jet exhaust instead.
与现行设计趋势相反，麻省的概念通过最小化发动机总体直径的尺度以及相应缩小喷气排放直径来增加涵道比。
The Saturn hexagon seems to represent the strange rigid path of a jet stream, with each of the six sides being one Earth diameter in length.
土星上的六角形云团像是激流形成的固定图案，每条边的长度与地球的直径相当。
If in the enthalpy increases, reduce the diameter of the jet and increase the gas flow, can often gain faster cutting speed and better cutting quality.
如果在焓值提高的同时，减小射流的直径并加大气体的流速，往往可以获得更快的切割速度和更好的切割质量。
In addition, plasma jet from the form into consideration, the jet from the gun in diameter is expands outward, nozzle increase in altitude inevitably lead to increased width incision.
另外，从等离子射流的形态方面考虑，射流直径在离开枪口后是向外膨胀的，喷嘴高度的增加必然引起切口宽度加大。
The effects of fluidization number, injection velocity, particle mean diameter and static bed height on jet fluctuation are discussed.
研究了流化数、射流初始速度、颗粒平均粒径及静态床层高度对射流脉动特性的影响。
The law conversation of energy and the hole diameter formula of jet perforating are employed to deduce the relationship of diameter and velocity of jet for cylindrical hole of perforation concrete.
文中根据能量守恒原理及侵彻孔径公式，推导了获得圆柱形穿孔的射流直径与速度的关系。
The synthetic jet exhibits self-similarity and is like the conventional jet only at distances greater than 10 times the orifice diameter away from the orifice.
在离开喷口10倍于喷口直径的距离后，合成喷与常规喷一样具有自相似性。
The optimum jet distance for jet pressure pulsation was about 7-14 times of nozzle exit diameter.
实验还表明，自激振荡脉冲喷嘴射流存在最优喷距，最优喷距的大小为喷嘴出口直径的7～14倍。
Aircraft jet engines air inlet ducts, up to 6.00 inch diameter.
飞机喷气发动机进气口管，直径6.00英寸。
Based on the principle of cumulative charge explosion, a new kind of rock cutting blasting technique, the jet perforator charge blasting in small diameter boreholes, is developed in this paper.
本文介绍了适用于小直径炮孔爆破的岩石聚能切割爆破技术。
By adjusting the plate, the device is able to regulate the downburst parameters, such as the wind intensity, diameter, jet height, inclination Angle.
通过调节平板，该装置能够同时改变冲击风强度、直径、射流高度、入射倾角等冲击风参数。
The single tube respective jet grouting, enlarging nozzle diameter and specific slurry injection technology are proposed.
提出采用单管分喷工艺、增大喷嘴直径以及特殊注浆工艺等方法。
The results show that with the reduction of nozzle diameter, the speed value of the core section is getting bigger, the scattering Angle of jet is getting lower and the focus of jet is getting better.
研究结果表明：随着喷嘴直径的减小，射流核心段速度值越来越大，射流的散射角越来越小，射流的集束性越来越好。
In this paper the relation between the hole diameter and the pile thickness of the jet on the hole bottom for a jet penetrating or drilling process is theoretically examined.
本文在理论上探讨了射流在侵彻或钻孔过程中，孔径和射流在孔底的堆积厚度之间的关系。
Investigated was the influence of the various system conditions, such as different liquids, flow velocities and jet flow diameter, etc. on the critical heat-flux density of the jet-flow boiling.
考察了不同液体、流速和喷流直径等系统条件对喷流沸腾临界热流密度的影响。
The theory method of designing the diameter of jet nozzle and the water pressure are advanced in the light of the endurance limit stress on the dirt.
提出了根据不同污垢的耐压强度极限应力，设计喷咀直径及射流压力的理论方法。
The study showed that when length of circular column part is 2.5 ~ 3.0 times outlet diameter, abrasive particle velocity near to 95% velocity of water-jet.
研究表明，当喷嘴的圆柱段长度是喷嘴出口直径的2 5 ~ 3 0倍时，粒子的速度能达到水射流速度的95%。
This theoretical model had been proved by the burning tests in a 1.6 meter diameter and 1.5 meter high oil tank with Jet fuel.
在直径为1.6米、高1.5米的油罐中用航空煤油进行的燃烧试验验证了理论的正确性。
This theoretical model had been proved by the burning tests in a 1.6 meter diameter and 1.5 meter high oil tank with Jet fuel.
在直径为1.6米、高1.5米的油罐中用航空煤油进行的燃烧试验验证了理论的正确性。
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