结果表明，液雾的质量中间直径（MMD）和尺寸分布参数N将随着喷嘴压力降、空气流速、燃油性质而变化；
The results showed that mass mean diameter (MMD), and drop size distribution parameter N changed with pressure drop, air velocity, and fuel viscosity.
液柱冲击塔内液柱雾化效果直接影响系统的脱硫效率，其中的影响因素主要有挡板类型、液体进口流量、气体流速以及喷嘴与挡板的间距。
The atomization effectiveness of a liquid column in a liquid-column impingement tower has a direct influence on the desulfurization efficiency of a whole system.
系统研究了喷嘴保护气流速度、喷嘴出口距零件表面距离、喷嘴移动速度和侧风速度对气体保护效果的影响。
The influence of gas velocity from nozzle, distance between parts and nozzle exit, moving velocity of nozzle and crosswind velocity were systematically investigated on shielding gas field.
结果表明，侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响；
The result shows that laser induced plasma and weld geometry are sensitive to side nozzle height, its inclination angle and side gas flow rate;
同时，运用流体力学原理，对冷却管路系统进行了理论计算，得到了喷嘴出口处的水流速度以及作用于钢板表面的冲击压力。
The impact pressure on the surface of product and the flowing velocity were calculated by hydromechanics theory, and the calculatio.
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%。
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.
结果表明，侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响；
The shape and size of plasma in laser welding process was studied with high-speed CCD carnera.
结果表明，侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响；
The shape and size of plasma in laser welding process was studied with high-speed CCD carnera.
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