如果输入的电压是正三伏，那么输出的电压便是负六伏。
If the input voltage is plus three, it comes out as minus six.
在采用降压开关功率开关转换器降低正输入电压的同时，通常还需要一个额外的低功率负输出电压。
When we use low-dropout switching power switching converter to reduce positive input voltage, we usually need an extra low - power negative output voltage.
每一级正相和负 相信号输出端分别与各输出缓冲电路的正相和负相输入端相连。
The input ends of positive phase and negative phase of the first time-delay unit are respectively connected with the output ends of positive phase and negative phase of the last time-delay unit.
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