The RC loop parallel with the card formed an electric circuit on the series relay coil to excite the coil and make the contact maloperate.
为此,提出了在继电器两端并联一个电阻器或者电容器的改进方案,使其起到降低输出继电器两端激励电压的作用。
The RC loop parallel with the card formed an electric circuit on the series relay coil to excite the coil and make the contact maloperate.
为此,提出了在继电器两端并联一个电阻器或者电容器的改进方案,使其起到降低输出继电器两端激励电压的作用。
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