Using the high voltage between the two electrodes to breakdown of gas layer, thus generating an electric arc ignition devices.
利用高电压来击穿其两电极之间的气体绝缘层，从而产生电弧的一种电火花点火设备。
The key problem of mismatch control and manufacture of symmetric arc-shaped gears is perfectly solved by using suitable cutter tilt and new generating method.
根据刀盘参数，选用合适的刀倾角，采用新的展成法，圆满地解决了失配量的控制和加工这种齿轮的关键性问题。
A mathematical model of fume diffusion in welding process was founded by considering welding arc as a spot source of generating fume and supplying the turbulent diffusion theory.
把焊接电弧作为一个发尘点源，应用大气湍流扩散理论，建立了焊接过程中烟尘扩散的数学模型。
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