The dispersion and stretching rate of four pass single grating stretcher are calculated by using laser beam ABCD transmission matrix theory and Collins calculus equation,the same results compared with other theories are attained.
以激光束的 ABCD传输矩阵理论及 Collins积分公式为基础 ,计算简单实用的四通式单光栅展宽器的色散量 ,并求出相应展宽
Application of Elman neural network to width spread prediction in medium plate mill;
Elman神经网络在中厚板轧机宽展预测中的应用
According to the operating principle and actual work condition of D56G90 cold ring rolling mill,two major factors,feed speed and width-radius ratio,that affected the width spread in cold rolling rectangle cross-section ring were selected to design width-spread experiment.
根据D56G90型环件冷辗扩机的工作原理和实际工作情况,选取了影响矩形截面环件冷辗扩宽展的2种主要因素:进给速度和宽径比来设计研究宽展变化的实验方案。
The distribution of specific rolling pressure, transverse stress, exit strip profile, edge drop and width spread are obtained by numerical calculations.
数值解析给出了单位轧制压力、出口断面形状、边部减薄及宽展等计算结果,且不同轧制条件下的计算实例与实际相吻合,表明所开发的三维程序适用于单机架或连轧机组等不同型式的宽、窄带钢轧制解析。
The fem simulation for the effect of spread on Q345B square billets rolled by adjusting waist obliquity in box pass;
箱形孔腰部倾角对轧制Q345B方坯宽展影响的有限元模拟
Simulation study of strip spreading on 2050mm roughing trains of Bao Steel;
宝钢2050粗轧带钢宽展规律仿真研究
The spread model of grooveless rolling of compact mill;
紧凑式轧机无孔型轧制轧件宽展模型的建立
In this paper, the extension theory of bandwidth in digital system and three key points of frequency band extension technology are studied experimentally by simulation.
本文主要研究了数字系统频带展宽原理及频带展宽中的三个关键技术。
In case of electronic scanning the beam width is broader by a factor of two .
电子扫描时，波束宽度展宽一倍。
spread variable capacitor
频带展宽可变电容器
stretched plan position indicator
展宽式平面位置指示器
Technique for the Instantaneous Real-Time Measurement of Multipath and Doppler Spread
实时地同时测量多径展宽与多普勒展宽的技术
Zhao Zisen Broadband Service Development and Network Construction in China;
我国发展宽带业务及建设宽带网的探讨
A Novel Feeding Scheme for Bandwidth Enhancement of Patch Antenna
一种新型的用于展宽贴片天线带宽的馈电方式
Study for Widing Impendance Band of Spacebome Circular Microstrip Antenna
展宽星载圆形微带天线阻抗带宽的方法探究
spread-spectrum code-sequence generator
展宽频谱代码序列发生器
R scope(stretch range indicator)
R型显示器(展宽距离显示器)
The spread of the branches on this tree is ten feet.
这棵树的树枝展宽达十英尺。
This signature is changed and broadened with travel time.
这个信号随旅行时间的变化而展宽。
A stationary state shows a spread of possible value for X.
一个定态表明有一个X可能值的展宽。
Variations of Doppler Shift and Spread for HF One-hop Skywave
短波─跳天波多普勒频移和展宽的变化
Ultrabroadband Continuum Spectrum Generated by Femtosecond Laser Pulses in Ar Gas;
飞秒激光在Ar气中的频谱展宽研究
Investigation of Pulse Stretching in Electro-Optical Q-switched Ruby Laser;
电光调Q红宝石激光脉冲展宽的研究
Development trends of boardband network and boardband network devices during the transitional period.
转型时期宽带网络的发展趋势，宽带网络设备的发展趋势。
He displayed extraordinary magnanimity toward his enemy.
他对他的敌人展现异常的宽宏大量。
become flared and widen, usually at one end.
在一端变得向外展开变宽。