双丝的

Thick plate butt welding Program and measurement system of twin-wire submerged arc welding of A105 steel were introduced.

介绍A105钢厚板单电源双丝埋弧焊对接试验的方案及测量系统。

The twin-wire indirect arc gas-shielded welding is a new welding technology.

双丝间接电弧气体保护焊是一种新的焊接工艺。

Because of the difference of arc circuit, the welding process of twin-wire indirect arc gas shielded welding is more stable than single wire welding.

双丝间接电弧气体保护焊是一种新的焊接方法。

In order to reveal the mechanism of the twin-wire co-pool gas-shielded metal arc welding and to optimize the corresponding welding parameters,the mathematical model describing the fluid flow in the molten pool is investigated.

为了解双丝共熔池气体保护焊的工艺机理，优化工艺参数，对其熔池流场数学模型进行了研究。

Based on the experiment of twin-wire narrow gap welding in single pool mode by employing alternative pulsed arcs, the influences of welding parameters on the appearance of weld and welding process stability were investigated.

采用交替脉冲，对双丝共熔池窄间隙焊进行工艺试验，研究了焊接参数对焊缝成形和电弧稳定性的影响。

The results show that single power source twin-wire submerged arc welding, which is one of alternative methods of submerged arc welding with high deposition rate and low heat input, can meet manufacturing requirements of lange diameter full welding ball-valve.

结果表明，单电源双丝自动埋弧焊熔敷率高、热输入低，可满足大直径全焊接阀体球阀的制造要求。

The results showed that single power source twin-wire submerged arc welding, which is one of alternative methods of submerged arc welding with high deposition rate, low heat input, can cater for manufactural demands of big diametrical full welding ball-valve's manufacturing.

结果表明，单电源双丝自动埋弧焊熔敷率高、热输入低，可满足大直径全焊接阀体球阀的制造要求。

The experimental results show that with given two-wire submerged arc welding process, the low temperature toughness of the steel welds is good and the joint of medium thickness steel plant with twin-wire submerged arc welded technics can be used without heat treatment after welding.

该钢种中等厚度双丝埋弧焊焊接接头可以在不进行焊后热处理的情况下使用。

Lateral oscillation arc welding, high-speed-rotating arc welding, twin-wire welding, and ultra NGW can all assure the fusion of side wall and improve the oppearance of weld in relatively small welding variables.

横向摆动电弧、高速旋转电弧、双丝焊和超窄间隙焊4类方式都可以在较小的焊接规范下，保证侧壁熔合，改善焊缝成形，防止焊接裂纹。

Its technical control was more complex,the fluencing factor on the bead appearance was much more than the single-wire welding.

双丝埋弧焊以其高效、节能、优质的特点而得到广泛应用，但其工艺控制较复杂，焊道成形影响因素较多。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。