试验回路的等价性还表现在电流零点附近的物理过程和恢复电压的初始部分。
Nice equivalence of test circuit manifests in the initial part of recovery voltage and the physical process near current zero as well.
利用小信号压控电流源（VCCS）电路产生所需零点，是一种先进的低压降稳压器（LDO）频率补偿方法。
Using voltage controlled current source(VCCS) to create a zero is a novel scheme for frequency compensation of LDO regulators.
如果用仪器来测量电流流过一个电阻器所产生的小电压降，那么采用下述的方法可以得到合适的零点。
If the instrument is being used to measure a small voltage drop resulting from the flow of current through a resistor, the following procedure will result in a proper zero.
设备自动保证过电流零点合闸，自动预置试验电压，试验效果好。
The equipment ensures automatic closing at current zero, preset test voltage automatically and the effect is fine.
该方法以电网电压为同步信号，在电网电压信号的过零点采样直流侧电容电压，并通过周期离散控制可以获得负荷电流有功分量。
The new control way can realize linear control for DC-bus voltage and get the fundamental component of the load current synchronously with a little of calculation.
该电阻上的电流为零点零零几安培。
The current through the resistor is several thousandths of an ampere.
为防止在电流过零点附近发生的接地故障时的暂态量太小，论文提出利用电流增量进行故障选线。
When grounding fault happens at the time when current is zero, the transient value is too small, in order to prevent it, the paper brings forward the current increment method to select faulty line.
由于直流熄弧电流不存在自然的过零点，因此必须强制过零才能熄灭直流电弧。
Due to DC arc extinguishing current has no natural zero-crossing point, so, DC arc can only been extinguished by forced zero-crossing-over.
由于直流熄弧电流不存在自然的过零点，因此必须强制过零才能熄灭直流电弧。
Due to DC arc extinguishing current has no natural zero-crossing point, so, DC arc can only been extinguished by forced zero-crossing-over.
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