1) elevation angle
俯仰角
1.
In the modal of computing elevation angle and azimuth angle of satellite,we ignore the impact of precession,nutation and pole shift in the process of coordinate system transformation due to their small effects.
在卫星俯仰角和方位角的计算模型中,针对岁差、章动和极移的影响相对于卫星位置是二阶小量,因此在坐标系转换过程中忽略岁差、章动和极移的影响。
2.
First, the basic tracking laws of the user satellite s satellite-satellite antenna are deduced and according to several different conditions, the expressions for the azimuth angle and elevation angle of the satellite-satellite antenna are revised.
针对几种情况,并考虑地球的隔断影响和天线的自身限制,对星-星天线的方位角和俯仰角表达式进行了修正和补充。
3.
According to the data of air target elevation angle measured by optical measuring system,which includes the error of atmospheric refraction,the model of elevation angle correction is built,the process of error-correction model computing is introduced.
针对光学测量系统测量得到的空中目标俯仰角数据,包含了大气折射带来的误差问题,建立了俯仰角修正误差模型,并详细介绍了修正模型具体计算实施过程,提出了采用三弯矩方程计算任意高度大气折射系数和高斯积分计算俯仰角折射修正值。
2) pitch angle
俯仰角
1.
The variable relationships between the electromagnetic scattering characteristics of serrated steps and the number,serrate angle or the pitch angle against incoming direction of wave were studied in a series of radar cross section(RCS) testing.
通过系列雷达散射截面(RCS)测试,研究分析了锯齿台阶电磁散射特性与其锯齿齿数、锯齿角度、相对于电磁波入射方向的俯仰角之间的变化关系,并将锯齿台阶散射结果与单直台阶进行比较,分析了各参数对锯齿台阶散射的影响。
2.
The electromagnetic computation data under different pitch angles,azimuth angles and polarizations are processed using SAR imaging algorithm,and the varying relations between the target scattering characteristics and the pitch angle,azimuth angle and polarization,as well as the relations with different polarization channels for target scattering peaks,are studied.
通过对导弹发射车电磁计算数据进行不同姿态角和极化方式下的SAR成像处理,分析了不同俯仰角、方位角和极化方式下目标散射特性的变化规律;研究了不同极化通道目标峰值散射强度随方位角的变化关系,从计算数据中得到了目标的一些基本特性;进一步探讨了SAR目标计算数据在目标识别与分类中的应用前景。
3.
The paper analyzed the correlation of pitch angle and roll angle,which were measured by magnetic head flying angle adjustment apparatus,and introduced a method of angle adjusting.
分析了磁头飞行角度调校仪器不同工位测量磁头俯仰角和翻转角之间的相关性,并简单介绍了角度调校方法。
3) pitching angle
俯仰角
1.
A new method is given at first to control the pitching angle and pitching velocity of the launched missiles in this paper,then,a mathematical model and a digital simulation program are set up to analyze the dynamic performance of the the missile ejection mechanism.
提出一种准平行机构控制导弹离机俯仰角的新方法。
2.
By taking into considerations of such aspects as geometry containing, the robot center of gravity (CG) and the influence of maximum pitching angle on the possible overturning of the roobt, the paper puts forwards the necessary condition of stairs for the robot to.
从机器人对楼梯的几何包容、机器人重心和机器人爬楼梯过程中的最大俯仰角对机器人倾覆的影响等多方面考虑 ,得出机器人能够爬越楼梯时楼梯参数必须满足的条件 。
4) elevation
[英][,elɪ'veɪʃn] [美]['ɛlə'veʃən]
俯仰角
1.
The comparisons are carried on through real data test,and the results have shown that in low angle of elevation(<5°) there aren t angle of pitch,and the calculating value is small,the precision is high.
针对光学测量中大气折射对测角误差影响较大的问题,建立了大气折射率与测角误差之间的数学模型,提出了2种修正大气折射误差的有效方法,并通过实测数据对2种方法进行比较分析,证明在低仰角(<5°)时用新方法修正后的俯仰角更接近真值,并且计算量小,精度高。
2.
During the process of computer simulation,the reasons causing elevation singular values,such as horizontal azimuth,vertical elevation,delay time error,aim distance and array size,are analyzed.
针对基于四元平面十字阵的声音目标被动定位算法,分析了野值产生的原因,并研究了水平方位角、垂直俯仰角、时延估计误差度、目标距离、基阵尺寸等因素对野值产生的影响。
5) large pitching angle
大俯仰角
1.
Target strength research of submarine under large pitching angle;
大俯仰角时的潜艇目标强度研究
6) pitch attitude control
俯仰角控制
1.
Reusable launch vehicle pitch attitude control system research by trajectory linearization;
重复使用运载器基于轨迹线性化的俯仰角控制
补充资料：俯仰
〈书〉①低头和抬头：～之间。②指一举一动：～由人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条