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。
By changing the nozzle inlet pressure, drill gage width, nozzle diameter factors, to study the changes in these flow fields.
通过改变喷嘴入口压力、钻头保径宽度、喷嘴直径等影响因素，来研究井底流场的变化。
The results show that the main -nozzle diameter and the size of swirl slots are contributing factors to the fuel supply characteristics;
试验结果表明：主喷管直径和旋流槽尺寸是影响供油特性的主要因素；
The overall characteristics of flow field are analyzed and various influences of nozzle diameter on the downhole flow field of PDC bits are obtained.
分析了流场的总体特点，得出了喷嘴孔径对PDC钻头井底流场的各种影响。
When the distance of two nozzles was fixed, the offset of impinging stagnation point on the axis increased with the ratio of velocity and the nozzle diameter.
当喷嘴间距一定时，轴线撞击面驻点偏移量随气速比和喷嘴直径的增大而增大。
The influence of injection parameters including the nozzle diameter and injection timing on the spray and combustion process of dimethyl ether (DME) was investigated.
对发动机喷油系统参数对二甲醚(DME)喷雾燃烧过程的影响进行了实验研究，包括喷孔直径和喷油提前角对喷雾燃烧过程的影响。
The overflow tank level and the speed of both the role of Chip can be changed by changing the factors such as the nozzle inlet pressure, drill gage width, nozzle diameter of the PDC bit.
改变喷嘴入口压力、钻头保径宽度、喷嘴直径等影响因素对改变井底漫流层和排屑槽内的速度都有作用；
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 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 maximum cutting stress lie of the radial distance of 0.5 double diameter nozzle, while the maximum pull stress lie in the surface edge of the rock.
岩石破坏时最大剪应力位于0.5倍喷嘴直径的径向距离处，同时在固体介质表面边缘产生最大拉应力。
Experimental studies on the diameter of spray nozzle of the pre-chamber have been optimized.
在此基础上，对预燃室喷嘴直径进行了优化试验研究。
The collision momentum of condensed particles has little relation with the injection nozzle configuration under the same primary nozzle equivalent diameter.
在相同的一次喷嘴当量直径条件下，凝相颗粒的碰撞动量与喷嘴结构之间的关系不大。
The phenomenon of double arc which is usually caused by the reasons of too big welding current, too small diameter of the nozzle and eccentric of the cathode has been simulated.
针对造成双弧现象的原因，模拟分析了由于电流过大、喷嘴压缩孔径过小和钨极偏心三种因素所导致的双弧现象。
N always decreases with the increase of nozzle pressure drop or orifice diameter.
随着孔径和喷嘴压降的增加，N值总是下降的。
An exploration of axle centre pressure attenuation rule proves that the effective injection distance is 9~15 times as much as the diameter of nozzle entry.
对轴心压力衰减规律的探索，证明其有效喷距为喷嘴入口直径的9～15倍；
The results show that throat diameter of the inner nozzle is the most important design parameter influencing structure size of the annular clustered plug nozzle.
结果表明，内喷管喉径是影响环簇式塞式喷管尺寸大小的最主要设计参数；
The diameter of atomizing gas duct and liquid feedstock duct and their crossing angle are vital elements in the design of two phases atomizing nozzle.
在二相流雾化器的结构设计中，雾化气输送器件和液料输送器件的管径及其径向夹角是其设计的关键。
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。
Internal diameter nozzle and nozzle exit diameter should to be a certain degree of matching relations.
喷嘴内腔孔径应和喷嘴出口口径有一定的匹配关系。
The diameter of spray nozzle and pressure of sprinkler in the front of the spray nozzle are the major factor that affects sprinkler range.
而喷嘴前的水流压力和喷嘴直径则是影响喷头射程的主要因素。
The flow coefficient has no relation to pressure, but the nozzle hole diameter.
喷嘴流量系数受喷嘴孔径影响，并与雾化压力有微弱关系。
The results indicate that, atomization pressure and nozzle hole diameter have a remarkable influence on the atomization characteristics.
实验结果表明，雾化压力和喷嘴孔径对雾化特性具有显著影响。
The results showed that increasing the feeding speed, the amount of Ca-Fe cored wire and the diameter of the tundish nozzle can prevent blockage.
结果表明，提高喂线速度、加大喂线量和增加水口内径可避免水口的堵塞。
Plastic beauty and technical personnel in the successful summarizes the thousands of sets of hot runner system based on the successful development of the: small diameter nozzle wear;
塑美技术人员在成功总结了几千套热流道系统经验的基础上又成功开发了：小直径耐磨喷嘴；
The Modular Vacuum Generators offer nozzle sizes ranging from 1.2mm to 3.0mm diameter.
模块化真空发生器提供喷嘴大小从直径1.2毫米到3.0mm不等。
Decreasing the diameter of nozzle, increasing the concentration of cosolvent or decreasing the pre-expansion temperature could result in the diameter reduction of the microparticles.
减小喷嘴孔径、提高夹带剂浓度或降低预膨胀温度均可使微粒粒径减小。
Uniform distribution of cavitation at the nozzle exit section is obtained by increasing length-diameter ratio and leads to the improvement of atomization.
从燃油空穴雾化理论的角度出发，空穴强度的提高以及在出口截面上的均匀分布都有利于燃油的破碎雾化。
Uniform distribution of cavitation at the nozzle exit section is obtained by increasing length-diameter ratio and leads to the improvement of atomization.
从燃油空穴雾化理论的角度出发，空穴强度的提高以及在出口截面上的均匀分布都有利于燃油的破碎雾化。
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