Waveform, working voltage, average discharge current and polarity are automatically transformed by the microcomputer, and thus the hard - wares are decreased. The block diagram of softwares is given.
采用微型计算机，使脉冲波形的转换、加工电压、加工电流、加工(？)性等均由计算机自动切换、减少了硬件，给出了软件框图。
A prototype with constant current charge and discharge functions is developed. Experimental data and waveform are given.
研制成功可用于恒流充电和放电的充电器样机，文中给出了实验数据和波形。
According to the character of short-circuit transfer, the welding current was accurately controlled by this system, and the real welding voltage and current waveform was given.
该系统根据CO2焊短路过渡特点，对焊接电流进行较为精确的控制，并给出了该系统实际施焊时的电流电压波形。
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