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In order to improve the machining efficiency and surface quality of micro wire electrical discharge machining, this paper developed a new Micro WEDM pulse generator by applying the principle of parallel resonance.

为了提高微细电火花线切割效率和表面质量，应用并联谐振电路原理，研究出新型的并联谐振型微细WEDM脉冲电源。

The spread paths of common mode and differential mode noises in an SMPS under electrical fast transient/burst are studied and discussed. Hereby for single transient pulse, the vector fitting method is adopted combining rational function approximation according to the tested waveform to construct the a mathematical modeling of frequency, then a pole-residue representation is obtained by partial fraction expansion, and the last step are to draw a state space description and equivalent circuit.

在分析开关电源进行电快速瞬变脉冲群骚扰试验时共模和差模噪声的传播途径的基础上，对于单个脉冲，根据试验数据采用矢量匹配法结合有理函数逼近构造得到频域下的数学模型，通过部分分式展开得到零极点表达式，并最终得到相应的状态空间方程以及等效电路。

Designing and building high precise, high voltage pulse generator is expected to be the key technologies for PEF to cold pasteurize liquid food.

PEF非热食品处理的关键技术之一是设计、制造大功率高精度的高压脉冲电源。

Then the reason of Peak pulse voltage is analyzed and the optimization is come up with.

其次，本文还分析了电压模BOOST电路启动时尖峰电压产生的原因及优化方法。

Her pulse was barely perceptible, but it was there.

她的脉搏几乎感受不到，但确实在跳动。

In this study, we will present the evidence of suppressing chaotic motion by adding periodic driving pulse signal.

在本研究中，我们将会呈现以脉冲讯号压抑混沌现象的实验结果。

The perturbation method is applied to study the GHz and Thz pulse in time domain.

提出将微扰法应用在GHz、THz时域脉冲研究中。

It produces trigger pulse by comparing the!synchronous signal integral with the phase shift signal,and has the ability of resisting synchronous signal high frequency interference and wave distortion.

同步信号的积分与移相信号比较产生触发脉冲，抗同步信号的高频干扰和波形畸变的能力强。

Pulse width modulation and phase locked loop are adopted to reduce the complexity of clock recovery circuits.

采用PWM技术和PLL结构，降低了CRC的复杂程度。

Two methods of computing rotating speed were introduced in detail and the speed was calculated with the sampled key phasor pulse.

详细介绍了两种常见的转速计算方法，并对采集的转速键相信号进行了转速计算。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐