查询词典 arc weld

Lowering the frequency produces a broader arc cone, widening the weld bead profile, which is great for build-up work.

更广阔的频率降低生产圆弧锥，拉焊台，这是伟大的建设工作。

gas shielded arc welding ; gas in weld metal ; CO_2; welding current ; mathematical model

有人曾对Ar -CO2 混合气体保护下焊缝金属中的气体含量与被焊金属和焊接参

Keywords low carbon steel steel pipe weld argon arc welding welding wire research and development

低碳钢；钢管；焊接；氩弧焊；焊丝；研制

In the robots machining unit, because of the diversity and complexity of the welding parts, the arc welding robot cant weld the complicated part independently, this makes it necessary to have a teaching system that has teaching function.

在机器人加工单元中，由于焊接工件的多样性和复杂性，弧焊机器人不可能独立完成复杂工件的焊接，这就需要具有示教功能的示教系统。

It found that the course of practice outside in the optical electrode coated layer formed by a variety of minerals such as medicine skin can burn arc stability, weld quality is improved, this electrode is called drug skin electrodes.

人们在实践过程中发现如果在光焊条外面涂一层由各种矿物等组成的药皮，能使电弧燃烧稳定，焊缝质量得到提高，这种焊条叫药皮焊条。

In addition, more than 20 kW of high-power lasers for welding of more than 10 mm thick steel plate, as a result of higher heat input, low cooling rate, the degree of hardening of the weld with manual arc welding and gas close to Paul.

另外，使用超过 20 kW的大功率激光器来焊接10 mm 以上的厚钢板，由于输入热量更高，冷却速度变低，焊缝的硬化程度将与手工电弧焊和气保焊水平接近。

Using solid wire and 75/25 argon/CO2 shielding gas, operators can weld at low amperages without experiencing arc outages, excess spatter or burn-through.

线材及固体二十五分之七十五argon/co2屏蔽气，经营者可在低amperages体验电弧焊接停电、飞溅过多或烧到底。

The experimental results showed that for fusion welding, the vacuum arc is possessed of good stiffness, strong penetration and a good appearance of weld on both sides.

主要研究真空条件下的自持放电电弧作为新型热源用于熔化焊及钎焊的工艺适应性。

Based on the construction and weld joint of box-type head frame ,the characteristics of MAG welding and submerged-arc welding are discussed,it is proved that by using these two efficient methods,the welding quality is highly improved,and the efficiency is also raised.

从箱式井架的结构形状和焊缝接头形式出发，针对MAG焊和埋弧焊的特点进行了论述，生产结果证明，通过两种优质、高效方法的运用，使焊接质量得到了保障，生产效率得到很大提高。

A detailed CO2 laser-MIG hybrid welding experiment was carried out on the 4mm mild plates to discuss the relation of laser power, arc current, the maximum welding speed and the weld shaping , as well as the joint gap.

对此，采用4mm厚Q235钢板进行了CO2激光-MIG复合焊接研究，探讨了激光功率、电弧电流对最大焊接速度的影响及其和接头间隙对焊缝成形的影响规律。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。