Welding machine control unit is equiped with no power source arc start unit, CMOS, and high power switch.
该焊机采用“无源引弧器”引弧，引入CMOS、时基、大功率开关等集成电路进行弧焊自动控制。
A graphic image for the detection of line and arc of the C-language source code.
一个用于检测图形图像中直线以及弧张的C语言的源代码。
A common laboratory source of light is provided by a mercury arc.
通常的实验室光源选用汞弧灯。
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