随动电桥断路或高电阻出现，故障是汇电环、电刷、或放大器。
The follow bridge circuit has cut off or high resistanced. The trouble is convergence coil, brush or amplifier.
在用计算机辅助设计永磁减速启动机时，电刷接触压降可用一个电阻值来描述，步长的选择要合理，循环变量不能混淆。
While in the design of this permanent magnet starter with CAD, the voltage drop of brushes can be described with a value of resistance, the selection of tooth length must be...
利用该统一模型，分析了外加直流电压法、外加交流电压法、乒乓切换法中电刷接触电阻对励磁绕组接地电阻测量值的影响和危害。
By using power of DC superimposed AC, oxidation rate rose with increase of voltage but had nothing to do with frequencies in this experiment.
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