error angle

Wall effect of the non intrusive ultrasound Doppler velocimetry ( UDV) measurements was investigated experimentally to modify the measurement error due to the wall effect in the Doppler angle and measurement location by a commercial ultrasound Doppler velocimetry.

为了校正商用超声Doppler测速仪由于没有考虑壁效应而在Doppler角度和测量位置的确定上引起的较大误差，对超声Doppler测速仪（UDV）在非接触式测量的壁效应进行了实验研究。

And under circumstances of high S/ N, the phase shift of angle error channel may restrict precision of the system, but a precise multi-object tracking can still be realized through reasonable setup of parameters.

高信噪比情况下，角误差通道的相移限制跟踪精度，但合理设置参数仍可实现多目标、高精度的扩频角度跟踪。

The error of the rudder angle indicator is too large.

舵角指示器的误差太大.

The method of helix angle choosing of involute gears do not ensure hobbing precision. It cause large lead error.

这种选择往往在齿轮滚齿加工时，不能保证螺旋角β的精度，因而引起螺旋线偏差过大，接触时往往达不到全齿长的接触。

The error introduced by a finite collimation angle is a systematic one in apparent transmission.

一定准光间所带来的误差是包括在表现透光率中的一种系统误差.

The basic principles and calculating method of measuring the angle error of triple prism are presented.

本文论述了测量三垂面棱镜角度误差的基本原理和计算方法.

The Doppler Radio Direction Finder technology has smaller error, higher sensitivity than other direction finder technology. And it can measure the elevation angle.

比起其他无线电测向技术，用多普勒效应进行测向误差较小，灵敏度较高，可仰角测量，并且成本较低。

A error limitation of angle and chordal highness method is used to filtrate clouding point.

对大量数据的精减,利用角度和弦高的最大允许偏差法进行点云精减.

This error is an absolute error, an angle , and it is measured in deg of rad.

这也是一个绝对错误, 可以以角度值度量.

Start with Taner reflection time curve equation, present the wide angle NMO correction method on truncation error correction.

从Taner的反射波时距曲线方程入手，提出了具有截断误差校正的广角NMO校正方法。