焦点轴向偏移,axial displacement of focal point
1)axial displacement of focal point焦点轴向偏移
1.This paper fits curves ofaxial displacement of focal point of an X-band feed at different elevations angles for the 50m antenna in the Miyun District of Beijing.通过测量北京密云50m天线在不同俯仰角度下X波段馈源的焦点轴向偏移,拟合出了由于天线重力形变引起的X波段馈源的焦点轴向偏移曲线。
2)Axial offset-focus轴向偏焦
3)axial offset轴向偏移
1.The paper introduces excess loss based on lateral offset,axial offset, longitudinal offset, and different parameter value within a fiber splice, then, discusses the measurement method of excess loss.介绍了光纤接续中由横向偏移带来的、轴向偏移造成的、纵向偏移产生的以及被接光纤具有不同的参数时所造成的附加衰减产生的机理及其测试方法。
英文短句/例句
1.Analysis of Axial Deviation of the Belt in a Metal V-Belt CVT with Straight Generatrix Cones直母线锥盘金属带式无级变速器带的轴向偏移分析
2.Analysis of the Surface Shape of the V sheave and the Belt Misalignment in the Metal V Belt CVT金属带式无级变速器装置带轮工作面形状与带轴向偏移的分析
3.Influence of Rotor Axial Shifting on Dynamic Characteristics in Staggered Labyrinth Gland转子轴向偏移对交错齿迷宫密封动力特性的影响
4.Causes Analysis and Disposal of Large Axial Displacement in Operation of AV100-18 Axial CompressorAV100型轴流压缩机运行中轴向位移偏大原因分析及处理
5.The guidance signal of vision guidance system consists of the lateral deviation and the orientation deviation between the guidance directrix and the vehicle axis.视觉导航系统的导航信息是指导航线与车辆轴线的侧向位移偏差和角度偏著。
6.Research on the H_∞ Control System in the Radial-Axial Magnetic Bearing Biased with Permanent Magnets;永磁偏置径向轴向磁轴承H_∞控制系统的研究
7.Design and Realization of Control System for the Radial-Axial Direction Magnetic Bearing of Permanent Magnet;永磁偏置径向-轴向磁轴承控制系统设计与实现
8.allowable offset in longitudinal joints纵向焊缝的允许偏移
9.overspeed and axial displacement trip超速和轴向位移脱扣
10.shift roll stand轧辊轴向移动式机座
11.fiber axial displacement sensor光纤轴向位移传感器
12.Diversion:The act or an instance of diverting or turning aside; deviation."转向,转移,偏离:转移或转向的行为或例子;偏离"
13.The act or an instance of diverting or turning aside; deviation转向，转移，偏离转移或转向的行为或例子；偏离
14.A New Permanent Magnet Biased Radial Magnetic Bearing一种新型结构的永磁偏置径向磁轴承
15.Research on Axial Deflection and Generatrix of Metal Belt CVT金属带式CVT轴向偏斜及形线研究
16.Radial Measurement on the Axial Displacement of AMB Rotor;电磁轴承转子轴向位移的径向测量研究
17.Paper offsets relative to media feed direction与介质进纸方向有关的纸张偏移方向。
18.The seismic wave field reverse-time migration in transversely isotropic media横向各向同性介质地震波场逆时偏移
相关短句/例句
Axial offset-focus轴向偏焦
3)axial offset轴向偏移
1.The paper introduces excess loss based on lateral offset,axial offset, longitudinal offset, and different parameter value within a fiber splice, then, discusses the measurement method of excess loss.介绍了光纤接续中由横向偏移带来的、轴向偏移造成的、纵向偏移产生的以及被接光纤具有不同的参数时所造成的附加衰减产生的机理及其测试方法。
4)common focus point migration共聚焦点偏移
5)focus axial error焦点轴向误差
1.On the basis of optical interferometry measurement principle,the phase-shift error,camera error and optical error were analyzed and the optical error was confirmed to be the main error source and thefocus axial error of the objective on the reference arm is the main causation that causes the conicoid error.根据光学干涉系统的测量原理,分别对林尼克结构干涉测量系统的相移器误差、摄像机误差和光学系统误差进行了分析,确定光学系统误差是干涉测量系统的主要误差源,其中显微物镜焦点轴向误差是产生系统测量误差曲面的主要原因。
6)longitudinal shift of focus焦点纵向移位
延伸阅读
焦点焦点focus理想光学系统主光轴上的一对特殊共轭点。主光轴上与无穷远像点共轭的点称为物方焦点（或第一焦点），记作F；主光轴上与无穷远物点共轭的点称为像方焦点(或第二焦点)，记作F′。根据上述定义，中心在物方焦点的同心光束经光学系统后成为与主光轴平行的平行光束；沿主光轴入射的平行光束经光学系统后成为中心在像方焦点的同心光束。图中画出了薄透镜的物方焦点和像方焦点。凸透镜有实焦点，凹透镜有虚焦点。图片
