脉冲

In this paper,a new identification technique which uses cyclic pulse signals with different amplitudes as input signals to identify the unknown parameters of nonlinear gain and pulse responses of linear subsystem of wiener system with known structure,is presented,and estimates obtained are strong consistency.

本文针对带有已知结构的非线性Wiener系统，提出了利用不同幅值的周期脉冲信号辨识非线性增益未知参数和脉冲响应序列的新方法，获得了强一致性估计，数字仿真研究说明了该方法的有效性和实用性。

Under the conditions that the system without impulse effect satisfies the one-side Lipschitz condition, and the impulsive terms satisfy the corresponding Lipschitz conditions, a sufficient condition which can be easily checked the stability of the analytic solution is obtained.

在不受脉冲影响的原方程满足单边Lipschitz条件，及脉冲项满足相应的Lipschitz条件的情况下，给出了一个容易判别的解析解渐近稳定的充分条件。

Meanwhile,by means of rate equations of the SOA,the logic AND gate was simulated and analyzed.

以半导体光放大器速率方程为基础，对设计方案进行了理论分析和仿真验证，取得了不同重复周期、不同脉冲宽度的光脉冲序列经过全光逻辑与门操作后的输出数据。

80C 51 chip signal pin and logical symbol like the 80C51 chip is 40 pin double row in-line seal, the sole +5V power source, its pin arrangement and the logical organization like it has 3 programmable I/O mouths, 2 mouth are 8 mouths, 1 mouth is 6 is a mouth.

EPROM 存储器程序固化所需要的信号，有内部 EPROM 的单片机芯片（例如87C 51），为写入程序需提供专门的编程脉冲和编程电源，它们也是由信号引脚以第二功能的形式提供的，即：编程脉冲30脚编程电压（25V ）31脚

The pulsed controller, with micro-controller unit as the core, light emitting diodes and keyboard as the man-machine communication interface, has been designed and developed in combination with electronic technology, automation theory and MCU technology.

本文利用电子技术、自动控制理论及单片机技术，设计并制造了直流电焊机双丝脉冲控制器，以单片机为内核，数码管、键盘为人机界面，可以使焊接电压成为在一定恒压基础上，进行一定频率和幅值变化的脉冲电压。

RESULTS: There were many vacuoles and cracks in the cells, with heterochromatin margination, nuclear pycnosis and nuclear fragmentation. The high intensity pulsed electric fields caused damage in K562 cells, and the apoptotic percentage went up with the increase in frequency and intensity of PEF.

结果：经过高电压脉冲电场处理后的K562细胞，胞内出现大量空泡及裂隙，核内染色质向核周边聚集形成凋亡小体，呈典型细胞凋亡形态学改变；K562癌细胞的凋亡比例随着脉冲个数和电场强度的增加而增加。

The spectrum analysis of the air-ultrasonic waveform indicates that when the matcher thickness is calculated at the highest spectrum and the subsequent higher spectrum of the pulse waveform, it can obtain a better result. But all the highest spectrum of the air-ultrasonic waveform moves to the high frequency zone in the experiment, which is a possible important reason that the testing extent of the air-ultrasonic transducer is limited.

经对空气超声波形进行频谱分析后发现用脉冲波形的最高谱线及次高潜线对应的频率计算匹配层厚度，可得到较好的匹配结果，但是空气超声波形的最高谱线均移向高频段，这可能是造成脉冲空气超声换能器可检测的范围有限的一个重要原因。

The divider consists of a pulsed resistor voltage divider and a high voltage mica capacitor.

高储能密度的脉冲高压电容器的放电特性，对于脉冲功率源系统的电特性影响很大。

The experiment of mass jet distribution in gas spark gaps was carried out under microsecond hundred-kiloampere current pulse.

开关技术是脉冲功率技术的关键和基础，气体火花开关在脉冲功率装置中有着广泛的应用。

In this paper,a new method of diagnosing cylinder misfire by using kurtosisness of torsional vibration is first introduced.

这一思路提出的来源于：峭度对大幅值和脉冲类信号比较敏感，根据柴油机燃烧的特点，可以假设气缸压力在一个在循环中为一个脉冲激励。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。