工频电流是电流的种类之一，也是最危险的电流之一，对人体具有很大的伤害作用。
power frequency controller -----> 电源频率控制器 power frequency current -----> 工频电流 power frequency limitation -----> 功率-频率限 ..
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...； 夹杂物； 工频电流； 铝合金熔体[gap=881]Key words: electromagnetic separation; inclusion; industrial frequency current; aluminum alloy melt...
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... （工业用交流电频率） power frequency 工频电流 power current; 工频焊 industry frequency welding; ...
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工频电流感应加热线圈 line-frequency coil
耐工频电流冲击 capacity of AC over current
电流工频矢量 current circular vector
单相工频交流电力机车 single-phase industrial frequency AC electric locomotive
交流工频电弧试验 AC power arc tests
为分析工频电流下接地网的性能奠定了理论基础。
Both of them provide theoretical foundation for analyzing performance of grounding grids in power current.
本发明提供一种测量由电力线承载的工频电流的参数的方法。
There is provided a method for measuring a parameter of a power frequency current being carried by a power line.
以乙炔炭黑和高导电炭黑填充天然橡胶，研究其在工频电流电路中的特性。
A study was made on the behaviour of NR compounds filled with acetylene black and super conductive black in the circuit of the current at the industrial frequency.
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