电弧

Due to higher content of residual deleterious elements in scrap, the arc furnace charging should contain iron/hot metal or DRI in definite proportion to decrease the content of residual deleterious elements in steel for oil well.

因废钢中残余有害元素含量较高，为降低油井用钢的残余元素含量，应在电弧炉炉料中加入一定比例的生铁或直接还原铁

It has been obtained by analysis that for ultra-high power electric arc furnace using scrap charging the relation formula between rating capacity of transformer Pn and parameters- electric power consumption W, transformer power utilization ratio C 2, total power o...

经分析得出以废钢为原料的超高功率电弧炉变压器额定容量Pn kVA与吨钢电耗W、变压器功率利用率C2 、总通电时间ton、出钢量G之间的关系式为：Pn =(W·G·6 0 )(ton·cosφ·C2 )，同时给出了二次电压的确定方法。

The scrap must be carefully selected to contain exactly the right ingredient before it is sent into the electric to be furnaced.

废钢在送进电弧炉熔炼前必须先经过仔细挑选，以保证其成分完全符合要求。

Eventually, the W C-Co cemented carbide has favorable fusion welding of arc welding on study condition.

最终证明：在本研究条件下，WC-Co硬质合金有良好的电弧熔焊的焊接性。

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。

In the bead-on-plate experiment, the trial pieces were SAE1020 steel, the activating fluxes were oxide, Carbonate, Sulfide and fluoride, and the welding method was argon shielding gas tungsten arc welding without filler metal.

实验材料选用SAE1020，活性助焊剂选用氧化物、碳酸盐基、硫化物及氟化物，焊接方法采用不加填料金属的氩气保护钨极电弧焊来进行Bead-on-plate实验。

Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.

焊条电弧焊焊缝的断裂韧性与气体保护焊焊缝的断裂韧性相当。

Arc welding equipment - Part 8 : gas consoles for welding and plasma cutting systems.

中文标题电弧焊设备。第8部分：焊接和等离子切割系统用气体控制台

Our Real-Time Robotic Control System for Titanium Gas Metal Arc Welding has tremendous commercial potential.

商业潜力。我们的钛合金气体金属电弧焊实时机器人控制系统有巨大的商业潜力。

A testing model used in the research of the factors that affect the motion of interruption arc in MCCB with gas-driven arc is proposed.

设计了用于研究气吹式塑壳断路器开断电弧运动情况影响因素的实验模型。

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。