1) precession of orbit
轨道旋进
2) helical trajectory
螺旋轨道
1.
The electron motion and energy equations are solved by iteration under the assumption of the electron motion having a helical trajectory.
假定电子具有螺旋轨道的条件,来用简单的迅级近似的方法。
4) orbit-spin
轨道自旋
1.
A simple method to determine the coupling vectors of orbit-spin angular momentums
一种确定电子轨道自旋角动量耦合基矢的简便方法
5) orbit improvement
轨道改进
1.
An analytical method of the orbit improvement for artificial satellits is presented.
初始根数改正量估计采用微分轨道改进算法。
2.
The method of orbit improvement is studied through processing the simulated optical data of 20 satellites.
通过对20颗卫星的模拟计算,研究了人造卫星光学观测的轨道改进方法,给出了资料预处理(观测精度σ0=5")的剔除门限,使野值的比例在大多数情况下小于10%; 在轨道改进中,先用Huber估计迭代2次,再用Hampel估计迭代到收敛,保证了轨道改进的精度;重点研究了Hampel估计的权函数参数(C0,C1,C2)的取值,得出结论:对于大于或等于6σ0的野值, C0可取为2。
3.
Because the systematic errors due to frequency offset of satellite beacon and/or station receiver are included in Doppler data, the key problem of orbit improvement is how to estimate the frequency offset for every passing.
利用多普勒资料进行轨道改进 ,将遇到卫星信标机和测站接收机的频偏带来的系统差 ,如何估计各站圈的频偏 ,是决定定轨精度的一个关键问题 。
6) orbital precession
轨道进动
1.
The orbital precession of test particles in the gravitational field of charged celestial body(the Reissner-Nordstrm metric field) is discussed using the post-Newtonian approximation method.
采用后牛顿近似方法分析讨论了荷电天体引力场(即Reissner-Nordstrm度规场)中试验粒子的轨道进动情况,给出了荷电量Q对试验粒子轨道进动的影响。
补充资料：轨道保持(见航天器轨道控制)
轨道保持(见航天器轨道控制)
orbit keeping
guidQo baoehi轨道保持(o rbit keePing)见航天器轨道控制。
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