喷涂距离会影响涂层的结构，进而影响涂层的通电加热性能。
Spraying distance affects the microstructure of coatings, thereby affecting the electrifying heating properties of coatings.
尤其是喷涂距离，对涂层与基体之间的结合强度的影响非常明显。
Especially, the effect of spraying distance on bonding strength is very obvious.
研究了电弧功率、喷涂距离和等离子气体流量对涂层显微组织和性能的影响。
The effects of the plasma power, spraying distance and plasma gas flow rate on the microstructure and properties of the coatings were investigated.
结果表明：氧气流量、燃气流量和喷涂距离对涂层磨粒磨损性能具有交互影响。
It is shown that the flows of both propane and oxygen and spray distance have an interaction on the abrasive wear performance of the coatings.
具体讨论和分析了气体压力、温度、粉末以及喷涂距离等因素对颗粒速度的影响。
The effects of gas pressure, temperature, powder and spraying distance on the velocity of particles were discussed and analyzed.
本文研究了不同的输送气体、喷涂距离、喷涂粒子材料和粒径大小对喷涂效果的影响。
In this thesis, the effect of different carrier gas, spraying distance, particles' size and material on the spraying has been investigated.
结果表明，影响涂层性能的因素从主到次依次为喷涂距离、电流、送粉气流量和电压。
The results show that the influence factors from main to secondary are spraying distance, plasma current, flowing rate of delivering powder gas and plasma voltage.
结果表明，影响涂层性能的工艺参数主要是电弧电流，其次是喷涂距离和雾化空气压力。
The results showed that the main parameters influencing the coating properties are the arc current, spraying distance and air pressure.
结果表明，在本研究条件下，随喷涂距离的增大，HA粒子的熔化程度和扁平化程度降低；
The results show that under the involved conditions, melting and flatting of HA particles are weakened with the increase of spraying distance.
喷涂电流、喷涂距离和雾化空气压力对涂层的质量都有着重要的影响，过大或过小的喷涂参数都影响着复合涂层质量的好坏。
Quality of the coatings is closely related to the spraying current, distance, and pressure of the atomizing air. Great quality of the coatings can not obtained under a bigger or lower parameter.
结果表明，双相流的速度分布与单独压缩气流的速度分布大致相似，即在开始的一段喷涂距离内速度降低很快，随后趋于平缓；
The results indicate that the velocity distribution of the two-phase flow is very similar to the gas velocity distribution. At the beginning, the velocity drops very quickly, and then become mild;
结果表明，双相流的速度分布与单独压缩气流的速度分布大致相似，即在开始的一段喷涂距离内速度降低很快，随后趋于平缓；
The results indicate that the velocity distribution of the two-phase flow is very similar to the gas velocity distribution. At the beginning, the velocity drops very quickly, and then become mild;
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