利用麦克斯韦方程组和场的轴对称性，分别对含不稳定电荷源和不稳定电流源的轴对称非静态空间电磁场进行了研究。
By using the Maxwells equations and axial symmetry, the axial symmetric unstable electromagnetic field with unstable charge source and unstable current source is studied.
利用麦克斯韦方程组和场的轴对称性，分别对含不稳定电荷源和不稳定电流源的轴对称非静态空间电磁场进行了研究。
By using the Maxwell's equations and axial symmetry, the axial symmetric unstable electromagnetic field with unstable charge source and unstable current source is studied.
利用麦克斯韦方程组和场的轴对称性，分别对含不稳定电荷源和不稳定电流源的轴对称非静态空间电磁场进行了研究。
By using the Maxwell's equations and axial symmetry, a method on calculating non-static axial symmetry fields with unstable charge source is given.
电流浪行：在电线上的不稳定电力波浪，它干扰敏感的电子仪器。
Spiking: Inconstant surges in power on an electrical power line causing interference with sensitive electronic equipment.
电流太低，不准或电流不稳定。
在电流片两侧的基态速度场与磁场相互平行的位形下，讨论了速度切变对撕裂模不稳定性的影响。
The influence of shear flow along the magnetic field accompanied with a plane current layer on the tearing instability is analyzed.
在DPF- 40等离子体焦点装置中，首次观测到径向运动电流壳层的一种不稳定现象，即不稳定模式。
An instability phenomenon of the current sheath implosion, namely the unstable mode, has been observed in the DPF 40 plasma focus device.
阐述了峰值电流控制的不稳定性及原因。
Instability and reasons of peak current control are also expatiated.
简要分析了峰值电流控制模式升压变换器的不稳定性及其原因，阐述了斜坡补偿的基本原理和设计问题。
Instability and reasons of peak current controlled BOOST converter are simply analyzed, basic principles of slope compensation and design problems are also expatiated.
讨论了具有抛物线形电流分布的电弧等离子体柱在磁场中的不稳定性问题。
The helical instability problem of an arc plasma column with a parabolic current profile in a magnetic field is discussed.
用低杂波的可近性条件、参量不稳定性条件和功率耦合谱分析了低杂波电流驱动（LHCD）。
The conditions of wave accessibility and parameter decay instability are used to analyse the density limit in LHCD.
由于故障电流小、电弧不稳定等原因，小电流接地系统单相故障选线问题始终没有得到彻底解决。
On account of the weak fault current and unstable fault arc, the problems of the single phase to ground fault line selection in the non-solid earthed network have never been thoroughly resolved.
如果可能的话，不要使用偏置补偿(脉冲电流)。因为对脉冲电流的感抗可能会使测量不稳定，或者使自动量程功能难于工作。
If possible, do not use offset compensation (pulsed current) because inductive reaction to the current pulse may cause unstable measurements or make autoranging difficult.
算法引入电容电流内环以抑制系统不稳定的现象，电容电流信号通过估计过程得到。
The capacitive current inner loop is used to suppress system instability and the capacitive current is obtained by estimation.
测试采用与标准电阻相比较的方法，消除了测试电流不稳定性对测量值的影响。
Four-segment connecting and standard resistance comparison methods are adopted to reduce the system error.
分析表明：突变现象是感应充电进入电晕充电的固有特性，电压降低，电流突然增大，产生突变，且不稳定的起始(着火)电压与电极的结构形式、尺寸、液体介电物理性质有关。
It is found that the instable start (ignition) voltage is related to the structure and the size of electrode as well as to the physical property of liquid electric inductivity.
电弧炉具有低电压、大电流而且负荷非线性的特点，在其运行过程中产生大量的负序电流，导致电网不稳定。
The characteristics of arc furnace are low voltage, big current and nonlinear load. Much negative sequence current is produced during running. As a result, the power net is unstable.
理论分析表明，该粘滞性引起的极化电流对微岛起不稳定作用。
The dynamic equation indicates that the viscosity-induced polarization current plays an unstable role in micro-island evolution.
大输出电流是LDO的发展趋势之一，但较大的输出电流很容易造成系统的不稳定，是LDO设计的关键难点。
Large output current is one of the trend of LDO, but large output current makes the system unstable easily and is the key point of the LDO's design.
在这次研究中的患者参加了一项实验，这实验中要求这些患者回忆最近一次的发怒的情形。这个实验，Lampert的团队将其命名为T波变换实验，它是用来测量心电流的不稳定的现象。
Patients in the study took part in an exercise in which they recounted a recent angry episode while Lampert's team did a test called T-Wave Alternans that measures electrical instability in the heart.
通过控制逆变器输入平均电流调节负载功率，简化了电路设计；通过单片机发出高频加低频调制的半桥驱动信号，消除调光过程中的电弧不稳定现象。
A easier and low-cost power control method is proposed in this paper, based on the regulation of the average input current of the inverter.
通过控制逆变器输入平均电流调节负载功率，简化了电路设计；通过单片机发出高频加低频调制的半桥驱动信号，消除调光过程中的电弧不稳定现象。
A easier and low-cost power control method is proposed in this paper, based on the regulation of the average input current of the inverter.
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