电流-脉冲频率变换器 current-impulse frequency convertor
在实验范围内，施加的脉冲电流频率增加时，拉拔力降低，合金丝的延伸率增加。
The drawing force decreases and the specific elongation increases when the frequency of pulse current exerting to wire adds in the scope of experiments.
以铝合金MIG焊为例，在每种脉冲模式下，分别改善焊接电流、焊接电压、脉冲频率、占空比等参数进行焊接并采集输出电流波形。
Taking MIG welding as example, under each control modes, the welding parameters such as the welding current, welding voltage, pulse frequency, etc.
研究了在锌酸盐镀锌体系中采用脉冲电流时，脉冲频率、脉冲的占空比、反向电流对镀层外观、耐蚀性的影响。
The effects of pulse current, frequency, duty ratio and inverse current in zincate system on the appearance and corrosion resistance of zinc coating are investigated.
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