1) rendering system
再现系统
1.
Based on the structure of image rendering system and the nature of the appearance of resulting patterns, the classical methods of digital halftoning are evaluated.
分析了数字半色调技术的发展现状;基于图像再现系统的基本结构和结果图像的特点,对经典的半色调方法进行了评判。
2) simulation reconstruction system
模拟再现系统
3) Representation
再现
1.
From Panorama to Thuamatorama A Representation Research on Visual and Spatial Perception;
从全视到奇视 一个关于视觉与空间感知的再现研究
2.
Techniques of Synchro Record and Representation of Motion and Video;
运动与视频的同步记录和同步再现技术
3.
On the Representation of Alienation in The Catcher in the Rye;
论作品《麦田里的守望者》对“异化”的再现
4) Reappear
再现
1.
A Study of Stochastic Waveform Reappearing Control of Electro-hydraulic Servo Road Simulation System Based on Simulink;
基于Simulink的电液伺服系统道路随机波形再现控制的研究
2.
Through translators efforts,the beauty of the source language form can reappear in the translated works by the target language form.
同时又通过例证说明了语言的不可译也非绝对的不可译,在译者的努力下,可以以译文自身的语言形式美再现原文的形式美。
3.
The importment point of artistic conception theory is realm (境), reappearing of objective things.
意境说的重点,在于强调“境”,强调对于客观事物的再现。
5) reappearance
再现
1.
The Reappearance and Return to Male Discourse --by Comparing the Dream of Red Mansions with Jane Eyre;
对男性话语的再现和回归——评《红楼梦》和《简·爱》
2.
Road Surface Excitation Reappearance Experiment on Heavy-duty Truck Based on 6-Channel Road Simulator;
基于六通道道路模拟机的重型汽车路面激励再现试验
3.
In news writing , "speak with facts", which is common formulation for many years, is seen as the writing method of news, technigue of expression, or the writing 1aw~This article puts forward the "Laws of facts reappearance"on the perspective of combination of theory with practice, gaguing the Law s connotation from 3 aspects and elaborates its value and definition.
有人认为是表现手法,也有人认为是写作规律……本文从理论与实践结合的角度,对此进行了分析,提出“事实再现律”。
6) reconstruction
再现
1.
The rapid simulation of impact accident reconstruction;
碰撞事故再现的快速仿真
2.
A Research on Reconstruction of Vehicle Longitudinal Vibration Signal;
车辆路面纵向振动信号再现方法研究
3.
The Reconstruction of Stochastic Waveform of MIMO Test System in Time Domain;
多输入多输出试验系统的随机波形时域再现
参考词条
补充资料:采样和信号再现
采样和信号再现
sampling and signal reproduction
为保证采样信号经适当处理后能再现原连续信号,采样周期的选取应符合采样定理。丢琶—于不一-┌─┬─┐│ │…│└─┴─┘ 图1采样 (a)被采样的连续信号;(b)采样开关; (c)采样信号 连续信号x(t)变换为频域函数X(f),其频谱如图2(a)所示。理想采样信号的表达式为x。(t)一x(t)x艺叔t一。T),经傅里叶变换后化为频域函数:x;(f)一粤至x(f一。式)。若采样频率fs一粤为几 T。里扩“、“’,s’。侧z卜门~一“’TZ子““的两倍,则有图2(b)所示的理想采样信号频谱,fll为连续信号中所含的最高次频率。在图2(b)中,包含原连续信号频谱以及无限个经平移的原连续信号频谱。若使理想采样信号通过一截止频率为几和一几的低通滤波器,则滤波后的频谱与原连续信号的频谱完全一致,即再现了原信号。采样频率人必须大于被采样的连续信号中所含最高次频率的两倍,这就是香农(S hannon)采样定理,它是保证采样信号再现成原信号的必要条件。一Zfs一介一几O几乃2几f (C) 图2连续信号和采样信号频谱 (a)连续信号频谱;(b)采样信号频谱; (c)频谱混叠 若大<2几,则产生频谱混叠,如图2(c)所示,一几至几间对应于原连续信号频谱的高频分量和平移频谱的低频分量混叠在一起,经过低通滤波,也不能恢复原信号的频谱,必须避免这种情况的发生。colyong he川n匕00 zolx{on采样和信号再现(sampling and signal repro-duction)连续信号经采样产生离散信号和离散信号近似地恢复为原连续信号。它用于采样控制系统的分析研究。 如图1所示,连续信号x(t)经采样器采样后成为脉冲序列。采样器是以采样周期T重复开闭动作的采样开关。经采样开关输出的脉冲序列为采样信号瓜(t),:为采样持续时间。 当:足够小时,采样信号x。(t)为连续信号x(t)与单位冲激序列价(t)一艺武t一nT)的乘积,即xs(t)一x(t)价(t)。这种情况称为理想采样,是实际采样的理想化,用以简化采样过程的分析,而不影响本质。低通滤波器的特性如图2(b)中矩形虚线框所示,这是理想化了的,实际上无法做到准确的矩形。因此,fs刚刚大于2几还不够,而是应该有相当的裕度,工程上一般取fs一(4一6)介。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。