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 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。
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。
It can enhance labor efficiency and welding quality, reduce welding cost and improve labor environment.
可大大提高劳动效率、提高焊接质量、降低焊接成本、改善劳动环境。
It can improve the pipelines welding quality and production efficiency, and it has widely application prospect.
能有效改善管道焊接质量和提高焊接生产率，具有重要的工程应用前景。
The application of this system will reduce the static and dynamic adjustment of welding fixture, improve the fixture design level and shorten the design cycle.
采用该系统将减少焊装夹具的静动态调试时间，提高夹具设计水平，缩短车身开发周期。
The tin: improve the welding ability, fast for replaced by other.
镀锡：增进焊接能力，快被其他替物取代。
It is an important method which improve the welding quality by tested and controlled aluminum alloy MIG welding process dynamically.
铝合金MIG焊接过程动态检测与控制是提高焊接质量的重要手段。
It introduces a simple drive circuit, which can improve dynamic performance of welding power source, lower the manufacturing cost and meet the requirement of GB15579.
介绍了一种简单的驱动电路，它能有效改善焊接电源的动态性能，降低产品制造成本，满足GB 15579的安全要求。
This article introduces 4 methods in order to improve the welding quality aiming at production of certain pipeline, and gives the details of practical plan.
介绍了在某管线钢管生产中，为了提高焊接质量而采取的4种措施，并详细说明了具体的实施方法。
Electrocircuit and time controlled precisly to improve the quality of welding.
焊接过程中电流和时间精密控制，提高焊接质量。
Test results indicate that compound process of laser welding can remarkably improve weld penetration and welding speed, therefore low power laser welder can be used for aluminum alloy welding.
试验结果表明，激光焊复合工艺可以显著提高焊缝熔深和焊接速度，从而实现采用小功率激光焊机实现铝合金激光焊接的目的。
If adopting computer set sample, it can improve not only linked line precision but also welding efficiency, and ensure welding quality.
若采用计算机放样，不仅可以提高相贯线的精度，提高焊接效率，而且使焊接质量有了保证。
The laser-arc hybrid welding can improve the depth of fusion, welding speed and assembly gap, so it is a new and promising thermal source for welding.
激光-电弧复合热源焊接可以增大焊接熔深，提高焊接速度，增大装配间隙，是一种很有前途的新型焊接热源。
Utilizing the transformation of bead metal can reduce tensile stress directly in the course of welding, even produces compressive stress, to improve the service life of welding structure effectively.
利用焊缝金属组织转变的方法可以在焊接过程中直接降低焊接残余拉伸应力，甚至产生残余压缩应力，有效地提高焊接结构的使用寿命。
The driving wheel and the driven wheel welding roller frame each have two wheels, the wheel of metal material, so it can greatly improve the bearing capacity of the welding roller frame.
焊接滚轮架的主动轮与从动轮上各有两只滚轮，选用金属材质的滚轮，这样就可以大大提高本焊接滚轮架的承载能力。
The results show that the proper selection of modes of welded joints and welding technologies can double improve the fatigue life of structures.
结果表明，合理选择焊接接头形式和焊接工艺可以成倍地提高结构的疲劳寿命。
It is important to improve the welding quality by test and control during welding.
焊接过程检测与控制是提高焊接质量的重要手段。
To improve the stud welder performance and welding quality, this paper adopts automatic computer control system to the welder.
为了改进现有螺柱焊机的性能，提高焊接质量，本文研制了一种微机监测引弧式螺柱焊机。
To improve the stud welder performance and welding quality, this paper adopts automatic computer control system to the welder.
为了改进现有螺柱焊机的性能，提高焊接质量，本文研制了一种微机监测引弧式螺柱焊机。
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