Temperature is one of the important physical features of electric arc.
温度是电弧的重要物理特性之一。
参考来源 - 低压交流接触器电弧动态数学模型和温度场仿真研究·2,447,543篇论文数据，部分数据来源于NoteExpress
When an electric arc is produced in the material, light is produced.
一种物质中产生电弧时，光就产生了。
Connect the ground connection of the electric arc welding equipment as near as possible to the welding point on the part to be welded.
将电弧焊设备上的接地连接尽可能近地连接到将要焊接零件的焊接点上。
To take away the refining part of the steel making cycle off an electric arc furnace, which is discussed elsewhere, is an excellent start.
把炼钢周期中的精炼阶段从电弧炉中移走（这个问题将在别处加以讨论），是一个良好的开端。
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