This paper introduces a scheme in which a complex programmable logic device (CPLD) is used in the three phase three pole switch high rating factor convertor to realize logic control.
介绍了在三相三开关高功率因数变换器中应用复杂可编程逻辑器件(CPLD)实现逻辑控制部分的方案。
The three-pole switch was originally used to switch a voltmeter guard along with the signal lines.
三刀开关最早用于切换伏特计保护及信号线路。
The three-pole switch was originally used to switch a voltmeter guard along with the signal lines.
三刀开关最早用于切换伏特计保护及信号线路。
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