脉冲

In digitizing analogue signals, the digital signal is corrupted by the noise due to the inherent noise of the sampler and the quantizing noise.

在这两个过程中，由于采样器固有噪声和采样脉冲抖动噪声以及量化噪声等因素的影响，采用量化后的数字信号中含百噪声。

The analyzer introduced in this paper has nine polarographic analytical techniques including the differential pulss polarography and the square wave voltammetry, etc.

本文介绍的微电脑多功能极谱仪具有微分脉冲极谱法和方波伏安法等九种极谱分析技术。

Thus it discussesd the electrical backgrounds of Fourier transformation and the analytical method of the non-period electric circuits.

单位阶跃函数的一个表现为电路中电容上电压的跳跃变化，这将引起电容中电流的巨变，而单位脉冲函数体现了这一特点。

Thus, in the practice of earthquake monitoring and prediction, we should pay more attention to the analyzation and study of these anomalies.

因此，在地震监测预报方面，应注重对突跳和脉冲等形式异常的分析和研究。

Light passing through the anamorphic lens is sensed by a detector array having outputs coupled to a focal plane processor that processes the analog outputs from the detector array into initial tuning commands for detection and characterization of pulses in the input signal.

通过合成透镜的光由一检测器阵列检测，该检测器阵列的输出端耦合至焦面处理器，后者将来自检测器阵列的模拟输出处理成初始调谐命令，用于检测与表征输入信号里的脉冲。

With GTOs, a positive gate pulse will cause turn-on and a negative gate plus will cause commutation or turn-off.

与地面观测系统，积极门脉冲会使开启和一负，加上闸门，将导致减刑或关机。

Objective To study the efficiency of long pulse tunable 1 064nm Nd:YAG laser in the treatment of angioma serpiginosum.

目的：探讨可调长脉冲1064nm Nd：YAG激光治疗匐行性血管瘤的有效性。

The system adopted active tracking,namely calculate the input angle of the tracking device in advance,the angle is correspondent to the sun position some moment.Photoelectric sensors react the sunlight that putting on different position of the platform, feedback electrical signal.Then single-chip applys the subprogram and sends out pulse to step motors according to the signals,can control the rotate angle and direction of the step motor. The mechanism has realized the automatic track to the sun, so that the trackers top flat board can be always vertical to the sunlight and arrive the furthest receiving energy.

系统采用主动式跟踪，即预先计算好对应于某时刻太阳位置的跟踪机构的输入角度，通过跟踪器上平台不同位置上摆放的光电传感器感受该太阳位置的光照，反馈回电信号，单片机根据该信号调用子程序发出脉冲对步进电动机的转动角度和方向进行控制，实现了机构对太阳的自动跟踪，使跟踪装置的上平台始终处于垂直于光照方向，达到了能量最大限度的接收。

By definition,for targets located in a spherically stratified lower atmosphere or ionosphere,this paper derives the residual error models［Formulae (14) and (20);(24) and (27);(57) and (59),(63) and (65)］ of elevation angle refraction errors,range refraction errors and range rate refraction errors corresponding to monopulse radar and trilateration radar.

提要 本文从定义出发，推导出目标在球面分层低层大气或电离层内仰角折射误差、距离折射误差和相应于单脉冲雷达与三站雷达的距离变化率折射误差的残差模型［式(14)与(20)；(24)与(27)；(57)与(59)，(63)与(65)］。

A new smoothing method aimed at indirect-drive laser fusion is studied here, which uses linearly modulated light and angular spectral dispersion.

瞄准间接驱动，实验研究了一套基于线性调频脉冲的SSD技术。

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。