工业频率 meaning in English
industrial frequency
main-frequency
mains-frequency
power frequency
power-frequency
Examples
- Measurement of power frequency electric and magnetic fields from ac power lines
交流电力线路工业频率电场和磁场的测量方法 - Standard test methods for alternating - current magnetic properties of materials at power frequencies using sheet - type test specimens
工业频率下利用板型试样测试材料交流磁性能的标准试验方法