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This paper analyzes the equivalent circuit model of the valve regulated lead-acid battery and the fundament and method of instantaneous high load current in testing internal resistance of the VRLA. The veracity of the model is demonstrated in the following series of experiments in detail.

分析和推导了阀控铅酸蓄电池的等效电路模型以及瞬间大电流放电法在蓄电池内阻检测中的实验原理和方法，随后的一系列实验验证了该模型的准确性。

Based on the compensate admittance model of Steinmetz theory a method is put forward which use instantaneous values of load current and voltage to denote it. The simulations and practical application in the design of SVC model have shown that the proposed method is very effective, accurate, and with fast response performance.

本文基于不平衡负荷的平衡化原理(即Steinmetz原理)的补偿导纳模型，采用负荷电流电压瞬时值采样的方法补偿无功功率，并将该方法应用于SVC样机的设计，结果表明，它们是快速有效和准确的，具有实际的工程应用价值。

In the experiment of motor, instantaneous value of voltage and current are accurately measured, and then software in the computer can be used to analyze the spectrum and filter the data. These operations improve the veracity, and greatly reduce the difficulty in testing.

在电机试验中，准确地测出电压和电流值后，可以利用数据处理程序进行频谱分析以及滤波处理等操作，提高了准确性，并大大降低了测试难度，并获得电机控制中所需的基本参数。

Finally,this paper discusses the problems of neutral point control that exists in the three-level inverter, and adopts two methods to control neutral voltage balance namely judging power direction and detecting instantaneous current value.

最后论文还对多电平逆变器存在的中点电位漂移问题进行了讨论，并采用两种方法来实现中点电压平衡，即判别逆变器功率流向法和检测瞬时电流值方法。

By use of prediction of adaptive model and instantaneous increment of current amplitude, fault pre-triggering and triggering mechanism for bus protection are realized in this paper, and sensitivity and reliability are improved consequently.

本文还利用自适应模型的预测和电流瞬时幅值的增量实现了母线保护的故障预启动和故障启动，灵敏故障预启动是实现抗TA饱和母线保护方法的基础，可靠故障启动是母线保护出口的必要条件。

A closed-loop detecting circuit of harmonic and reactive current based on instantaneous reactive power theory has been analyzed and used in this APF system. It can achieve the accurate and real-time detection, and make the system stable.

本文将基于瞬时无功功率理论的自适应闭环检测方法应用于有源电力滤波器，使系统在快速、准确检测谐波及无功电流的同时，具有良好的鲁棒性。

Instantaneous current efficiency of the electrochemical oxidation process of Cr~(3+) in the absence and presence of ultrasound was studied in a divided electrochemical cell.

研究结果表明：在有超声作用和机械搅拌条件下，蒽的转化率和反应速率均比无超声作用时高，且超声作用下的转化率和反应速率又高于机械搅拌。

For example would become instantaneous by the power of thought.

例如，治疗将成为瞬间的思维能力。

In addition, the instantaneous reactive power theory and its application in ASVG are described.

此外，论文还介绍了瞬时无功功率理论及其在ASVG中的应用。

The theory of instantaneous reactive power has been applied in many fields since it was proposed in 1980s.

瞬时无功功率理论自80年代提出以来，在许多方面得到成功的应用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。