SINS refined initial alignment based on Elman neural network and Kalman filtering;
基于Elman神经网络和Kalman滤波的捷联惯导精对准
Results show that the alignment accuracy is obviously improved by the (electro-)optical modulation.
介绍了投影光刻机离轴对准系统的结构和相位探测的原理,详细讨论了电光相位调制技术抑制杂散光的机理,并分析比较了有无杂散光对光刻对准精度的影响。
The analyzing results show that LAPLAC operator is better than the others according to placement and alignment accuracies,but the revised SOBEL II operator is the best method of the alignment accuracy,and it has the shortest aligning time and the highest align.
针对三种不同的图像边缘增强方法进行了掩模和硅片识别精度以及对准精度的实验验证。
Horizontal gyro drift is measured in state of azimuthal alignment by the two localization laws of the three directions of north,west and up,as well as east,north and up.
通过方位精对准状态在北西天坐标系和东北天坐标系两次定位测量水平陀螺漂移,在水平精对准状态下记录北向速度并采用最小二乘法解算方位陀螺漂移。
Influence of Temperature on Alignment Accuracy in the Thermosonic Flip-chip Bonding
热超声倒装键合中温度对对准精度的影响
The Research on Influence of Sway on Precision and Time of Transfer Alignment of Carrier-based Aircraft's INS
摇摆运动对舰载机惯导系统传递对准精度和时间的影响的研究
Wafer Pre-Aligning Method Based on High-Precision Digital Micrometer
基于高精度测微仪的晶圆预对准方法
The alignment error and positioning precision of the wiggler are analyzed.
对超导扭摆磁铁准直的误差和精度进行了分析。
The Research on Methods of Obtaining the High Precision Pointing Information in Space Optical Communications;
空间光通信中高精度对准信息获取方法研究
Research on Method of Buliding Model of High Precision Acquisition, Pointing and Tracking System;
高精度自动跟踪对准系统建模方法研究
Research on Self-calibration and Alignment Technology for High Accuracy Inertial Platform;
高精度惯导平台自标定自对准技术研究
Software Development for the Automatic Alignment System of the High Accuracy Chip Bonders;
高精度贴片机自动对准系统的软件开发
Relative Accuracy Estimation for Determining Regional Gravimetric Geoid
区域重力大地水准面确定的相对精度估计
Accuracy calibration of alignment system of chip mounter based on grating
基于光栅的贴片机对准系统的精度标定
An Approach for Initial Alignment of Low-accuracy SINS Based on H_∞ Filter
基于H_∞的低精度捷联惯导系统初始对准方法
Study on nonlinear alignment method for low precision INS
适用于低精度惯导的非线性对准方法研究
The accuracy and relative error are computed by means of exact method as control group.
以精确法为标准,计算其他方法的精密度和相对误差。
Of standard alcoholic strength.
标准度数的具有标准酒精强度的
The influence on positioning accuracy by relative location of reference station and moving station in interpolation method
内插算法中流动站和基准站相对位置对定位精度的影响
underproof adj.
酒精含量在标准酒精浓度以下的
In order to have the best repeatability /reproducibility and also accuracy you need to pay the utmost attention to the focus bar.
为了获得最好的可重复性测量精度以及精度标准，必须引起对聚焦条足够的重视。
More filter windows of filter wheel, better precision and accuracy.
滤光轮，其滤光片越多，分析也就越有针对性，精准度更好。