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- Shielding Gas Method of CO2Laser-TIG Hybrid Welding[J]. 引用该论文 高明;曾晓雁;胡乾午;严军.
- A shielding gas is employed and the transfer mode is not "short-arc". 采用保护性气体和非短弧的过渡方式。
- Gaseous helium is used as an inert shielding gas in metal arc and laser welding. 在金属电弧和激光焊接中气态氦用作惰性屏蔽气体。
- Available for welding of low-carbon steel and alloy steel;aluminium alloy taking argon as shielding gas. 适用于低碳钢、合金钢的焊接;用氩气作为保护气体时可焊接铝铪金。
- Argon serves as a shielding gas to protect metals from oxidation during welding. Inert gas welding is the preferred method of joining several ferrous and nonferrous alloys. 焊接中,氩作为保护气防止金属氧化。惰性气体焊接是连接几种含铁和不含铁的合金的首选方法。
- To gain fine mechanical property and bead strength to raise welding efficiency and quality, only applicative welding parameters and shielding gas rate could attach to the target. 摘要就焊接的目的而言,正确的焊接参数组合及适当的遮护气体比例才能使母材获得良好的机械性质及焊道强度,提高焊接效率与品质。
- By performing Static Thermo-mechanical Analyses, we revealed the expansion characteristics of the coal particles in shielding gas atmosphere during the devolatilization. 通过静态热机械分析仪可以了解在有保护气的条件下,煤颗粒在挥发分析出的过程中颗粒的膨胀特性。
- The effects of welding speed, defocusing distance, laser power, shielding gas, activating flux and activating elements on weld shape in YAG laser welding of SUS304 stainless steel was studied. 以不锈钢SUS304作为试验对象,分别研究了焊接速度、散焦离焦量、激光功率和保护气体等工艺参数以及活性剂和活性元素硫对不锈钢YAG激光焊焊缝成形的影响。
- Uses cerium-tungsten as electrode, argon gas as shield gas to perform the TIG welding, suitable for welding of alloy steel, stainless steel, copper, nickel and its alloy, titanium and its alloy etc. 氩弧焊采用铈钨作为电极、氩气保护,用于焊接各种合金钢、不锈钢、铜、镍及其合金、钛及钛合金等金属。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- I'll refill my cigarette lighter with gas. 我将给打火机再灌满汽油。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- We are well served with gas in this town. 这个城镇煤气供应得很好。
- He lied to the court to shield his friend. 他对法庭说谎以包庇自己的朋友。
- The sword glanced off the shield. 剑擦过盾牌。
- He cooks his meal with a gas stove. 他用煤气炉做饭。
- Don't forget to drop by at the gas station. 别忘了到煤气站去看看。
- I was given gas when they pulled my tooth out. 给我拔牙时用了一氧化二氮。
- His long speech was nothing but gas and hot air. 他的长篇大论只是吹牛和空话。
- Keywords SVM welding arc sound;LPC model;shield gas flux; 支持向量机;电弧声;LPC模型;保护气体流量;