The practical application shows that the performance of the system is stable, and it can improve welding quality and welding efficiency greatly.
该系统在实际应用中得到验证，性能稳定，可大大提高焊接质量和焊接效率。
Fuzzy control tests of arc voltage and short-circuit frequency are conducted to improve welding quality.
采用模糊控制技术，实现了电弧电压或短路频率的控制，提高了焊接质量。
Compounding arc heat source to laser heat source can reduce welding co st and improve welding efficiency.
在激光热源的基础上复合电弧进行焊接，可以降低焊接成本，提高焊接效率。
Welding experiments prove that the design of local dry welding rotating arc sensor can improve welding quality.
焊接实验证明，所设计的局部干法焊旋转电弧传感器改善了水下焊接的质量。
Vibratory submerged arc welding is a new welding process to improve welding quality by applying vibration on plate.
振动埋弧焊工艺是一种在焊接过程中通过给焊件施加振动来改善焊接性能的新工艺。
So it is essential to reinforce quality control and improve welding procedure in order to ensure the structural strength of bogies.
因此改善焊接工艺，加强质量管理，是保证焊接转向架结构强度的关键。
Welding temperature is the important parameter in welding procedure, and accurate measuring can improve welding quality and productivity.
焊接温度是焊管生产工艺中的重要参数，准确测量焊接温度对提高焊接质量和劳动生产率意义重大。
The fine effect was gained to improve welding quality of a certain spaceflight igniter by the intelligent spot welding machine with waveform control.
研制的波形控制智能型电阻电焊机在提高某航天火工品的焊接质量方面取得了良好的效果。
The application of Ar-CO2 mixed gas in the welding of low-carbon steel could improve welding process, increase welding quality and decrease welding cost.
CO2混合气应用在低碳钢焊接上，可以改进焊接工艺，提高焊接质量，降低焊接成本。
Measures were taken to prevent welding cold cracking such as improve welding technology by decreasing cooling speed and adopting low-hydrogen electrode, etc.
通过改进焊接工艺来降低冷却速度和采用低氢型焊条等措施来控制焊接冷裂纹的产生。
In the welding process, it is very important for welding torch automatically tracking the weld seam to assure welding quality and improve welding automation level.
焊接过程中焊炬自动跟踪焊缝对保证焊接质量，提高自动化程度有着极其重要的实际意义。
In the welding process, it is very important for welding torch automatically tracking the weld seam to assure welding quality and improve welding automation level.
焊接过程中焊炬自动跟踪焊缝对保证焊接质量，提高自动化程度有着极其重要的实际意义。
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