脉冲

In a fluidized bed reactor with 12.5 cm in diameter and 1.1m in height,and coarse silica as fluidized particle,the semidry flue gas desulfurization experiments were conducted.

目前，虽然各种各样的烟气脱硫技术(如电子束照射法、脉冲电晕、脉冲等离子法)被开发出来[1]，但以吸收剂吸收SO2的烟气脱硫技术一直是工业上应用最广泛的技术。

This thesis is concerned with the existence of solutions of semilinear evolution impulsive equations as well as the existence of positive solutions of them. And the existence of solutions for terminal problems of impulsive differential equations is also concerned in this thesis.

本文主要研究半线性发展脉冲微分方程解和正解的存在性，以及脉冲微分方程终值问题解的存在性。

A numerical method in time domain on skin current of ground laying shielded cable excited by electromagnetic pulse is studied.

为克服传输线理论方法求解电磁脉冲电缆耦合问题存在的不足，对电磁脉冲电缆耦合问题进行了时域求解方法的研究。

The double～probe pulse echo method, combining the advantages of transmission technique and pulse reflection method, is used to optimize the ultrasonic echo signal amplitude in case of strong attenuation of energy when ultrasonic signal transmitting in solid rocket motor grain.

采用双探头脉冲反射法，综合了穿透法和脉冲反射法的优点，实现了超声信号在固体火箭发动机药柱中传播时能量强衰减的情况下超声回波信号幅值的最优化。

The non-uniform algebraic codebook is determined by the non-uniform statistical properties of the algebraic codebook, and the part-searching-area is determined by the periodicity of the algebraic codebook excitation vector, which makes up the insufficient numbers of signed pulses in algebraic codebook at low bit rate.

非均匀代数码书由代数码书的脉冲非均匀统计特性确定，部分搜索域代数码书则由代数码书矢量的周期性确定，该方法有效地弥补了低比特率情况下代数码书中脉冲数不足的缺点。

It is found that the carrier phase and the parameter of sine function affect the pulse energy and the center of time gravity seriously when the pulse width is shorter than one optical oscillation period.

结果表明载波相位和正弦函数的参数对超短正弦高斯脉冲的脉冲能量和时间重心有很大的影响。

The effect of pulse width on soliton amplification has been studied.

为了获得更短的光脉冲，脉冲放大技术已成为研究的热门课题。

For semiconductor materials, cracks and spallation were observed.

对半导体靶，无论是单次脉冲还是多次脉冲，在激光烧蚀过的区域都会发生碎裂和崩裂现象。

In addition, the nonlinear processes such as cross-phase modulation, non-degenerate two-photon absorption, and stimulated Raman scattering must also be considered for double wavelengths propagating in waveguide.

在归纳分析了SOI对光信号处理的研究进展的基础上，进一步完善了超快脉冲在脊形硅波导中演变时所满足的线性和非线性传输方程，在此非线性方程中包括波导线性损耗、群速度色散和三阶色散等线性效应；同时也包含了自相位调制、简并双光子吸收、自由载流子吸收和自由载流子色散等非线性过程；当双光场在波导中传输时，脉冲之间的交叉相位调制、非简并双光子吸收和受激拉曼散射效应等非线性效应也被考虑。

It is found that a fluctuating stimulus can cause a threshold crossing in the spike generation with a steeper slope than that by a gentle stimulus, thus lead to more precise timed spikes.

一种涨落大的刺激会导致在脉冲产生时的阈值穿越率变大，这对应于高的脉冲时刻精确度。

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。