在水下焊接过程中，脉冲电源输出高电平时，停止送丝，电弧稳定燃烧并形成熔滴；
During the welding process, when underwater welding power outputs high level, the system stops feeding wires and wires burn upwards with forming molten droplets.
在提出电弧炉能量过程控制概念的基础上，论述了其控制过程的三个子系统控制：饱和电抗器控制、喷氧和后燃烧控制、能源需求控制。
On the concept of energy process control in EAF, three subsidiary control system, which are saturation reactor control, oxygen jet control and energy demanding control, are introduced.
在电弧稳定燃烧的过程中，液体被电弧的高温所加热，在弧柱周围形成气泡，为电弧提供了一个气体氛围的放电环境。
During the steady arc discharge course, liquid is heated up by the hot arc plasma, so a gas bubble is formed around the arc column and affords a gaseous environment for arc discharge.
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