1) parametric orbit equations
轨道参数方程
1.
By rescaling the time, the parametric orbit equations of the classical particle can be expressed in terms of energy H and Ermakov invariant.
用改变时间坐标标度的方法得到用能量H和Ermakov不变量表示的轨道参数方程 ,并研究两守恒量 (能量和Ermakov不变量 )相应的无限小变换的Noether对称性、Lie对称性和形式不变性 。
3) orbital elements
轨道参数
1.
GPS signal simulator simulates the satellite signals obtained by GPS,and the six orbital elements of GPS satellite are important parameters in GPS signal simulator.
GPS信号模拟器模拟产生GPS接收机前端接收到的卫星信号,其中需要确定的关键参数是GPS卫星的6个轨道参数。
2.
Based on the examples analyzed,this paper mainly discusses the impacts of the polynomial degree,fit time span and interval of the fitting points when using chebyshev polynomial to fit the satellite orbit,the situation using more orbital elements and the area and choosing of the orbital elements are also discussed at last.
以实例分析为基础,主要讨论了利用切比雪夫多项式拟合GPS卫星轨道时多项式阶数、时段长度、拟合点间隔等因素的设置问题;并对使用多组轨道参数进行轨道拟合的情况进行了分析;最后讨论了轨道参数的使用范围和选择问题;得出了有用的结论。
4) orbit parameter
轨道参数
1.
The model of the space missile intercepting quickly was built and the orbit parameters were solved based on the theories of the orbit dynamics,second time and energies optimization,respectively.
根据轨道动力学的理论,建立空间导弹快速拦截模型,求解轨道参数。
2.
Using this estimator, we obtain the high accurate estimator of the orbit parameters of long range rocket and the system errors of guidance instrument and orbit tracking.
利用了该估计,得到了远程火箭的轨道参数、制导工具系统误差和外弹系统误差的高精度估计。
5) orbit parameters
轨道参数
1.
Precise orbit parameters have an important effection in the geometrical using of radar satellite.
利用改进等效中心投影模型,对欧洲空间局资源卫星(ERS)轨道参数予以精改正。
2.
In this paper, the impacts of 4 types of LEO orbit parameters—argument of latitude(AOL), right ascension of ascending node(RAAN), orbit height and inclination—on the distribution and number.
分析了对于单颗LEO卫星,掩星事件的分布和数量随着LEO轨道参数包括轨道升交角距、升交点赤经、轨道高度和倾角而变化的规律,并得出了相应结论。
3.
And the accurate and reliable doubledirection image matching was realized for spaceborne INSAR complex images automatically and rapidly by rough registration using orbit parameters which adopted the correlative coefficient and the least squares methods.
在匹配过程中,综合利用轨道参数和强度影像金字塔进行粗匹配,并对强度影像采用相关系数与最小二乘相结合的双向匹配方案,实现了自动、快速、高可靠性和高精度的航天INSAR复影像匹配。
6) orbital parameter
轨道参数
1.
According to the moment of momentum conservation and force-balance, the algebraic equation is obtained to seek the solution of the orbital parameters of the system after deployment and cut-off.
根据动量矩守恒和力平衡方程得到一代数方程,用于求解系统展开及剪断后的轨道参数。
补充资料:参数方程
参数方程
parametric equation
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参考词条