speed control, switching from shunt to series excitation or vice versa_专利英汉词典
speed control, switching from shunt to series excitation or vice versa
[专利英汉词典]
speed control, switching from shunt to series excitation or vice versa【电学】
速度控制、从并激到连续厉磁的转换
是什么意思，speed control, switching from shunt to series excitation or vice versa的解释，speed control, switching from shunt to series excitation or vice versa的翻译
