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In this thesis, we propose two pulse generators whose pulse amplitude is adjustable. These pulse generators use the second-order transient circuit at over-damping mode to generate the adjustable monocycle pulse with good symmetry and low ringing in the simulation and measurement.

本论文提出两个脉波高度可调的脉波产生器，主要观念在於利用RLC二阶暂态来产生脉波，并利用过阻尼响应来降低脉波尾端的涟波，从模拟与量测中可验证此特性。

Result:Motherwort herb significantly increased the frequency and average amplitude of uterus slow waves of in rats.

分别给其腹腔内注射益母草水煎液 0.1ml，0.2ml及0.4ml，对大鼠子宫肌电活动的变化进行慢性实验观察。

It is necessary to find an optimal threshold level of delay-line type surface acoustic wave based identification-tag, because each bit code suffers from the influence of multiple reflection and propagation losses and is not uniform in amplitude.

由于受到多次反射和传播损耗的影响，延迟线型声表面波辨识标签的每一位编码幅度的判决电平需要合理确定。

A new method of amplitude stabling for nanosecond laser pulse was proposed based on Pockels effect.

提出了一种基于普克尔效应实现的稳定纳秒级激光脉冲幅度的方法。

RESULTS: The type of compression of nerve trunk manifested as slower sensory and motor conduction velocity of nerve dominated by corresponding trunk across axillary section,lower wave amplitude and loss of nerve of corresponding muscle.

结果：各干受压型表现为相应干所支配神经跨腋段感觉、运动神经传导速度减慢、波幅降低及相应肌肉失神经改变。

According to the amplitude-frequency response characteristics of 2-D FIR linear-phase filters ,the NNA is established .

通过分析二维FIR线性相位滤波器的幅频响应特性，建立了神经网络算法。

Using the NNA,the designed filter coefficients can be obtained from the specified amplitude-frequency responses.

根据给定的幅频响应指标，按该算法可获得滤波器系数。

White noise generator, can be amplitude modulation, frequency, phase.

白噪声发生器，可以调制幅值，频率，相位。

The simulation experiments shown that the immunity to noise will be enhanced along with the increase of amplitude detected while the precision can be guaranteed.

仿真实验表明，随着待检测幅度的增加，在保证检测精度的同时，抗噪性能也随之增强。

The author investigates the effect of mean stress and stress's amplitude with the non symmetry low cycle fatigue experiment of two kinds of PD3 rail steel (hot rolling and off line heat treatment) produced by PanZhiHua steel company.

通过对攀钢生产的两种PD3钢轨钢(热轧和离线全长热处理)的非对称低周载荷疲劳实验，比较了平均应力和荷载幅值对两种PD3钢轨钢寿命的影响。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。