Only one input of the digital circuit unit is the buffer or inverter, the input in more than one are called logic gates.

只有一个输入的数字电路单元是缓冲器或反相器，而输入在一个以上的则称为逻辑门。

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The storage unit, the current detector, the Schmidt buffer, the inverter (1) and the inverter (2) are connected in sequence.

储存单元、电流检测器、施密特缓冲器、反相器1、反相器2依次相连接。

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Hysteretic current controllable voltage source inverter technology and single phase clamping buffer technology used in the system were introduced; the power circuit and control circuit were designed.

系统中采用了滞环电流可控电压型逆变器技术与单相箝压缓冲技术，并对功率主电路与控制电路进行了设计。

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