Thus, many climatologists have made further investigations in terms of climatic models and found significant correlation between paleoclimatic records and orbitalparameter variations.
因而许多气候学家使用气候模式进一步研究，发现在古气候记录与轨道参数变化之间具有显著关系；
2
An efficient adaptive filtering scheme is successfully used in the state and parameter estimation for the orbital rendezvous of earth synchronous satellites.
本文将一种有效的自适应滤波方案成功地应用于地球同步卫星轨道交会时的状态估计与参数估计之中。
3
Chapter 3 analyzes numerically the effects for orbit calculation caused by orbital perturbation, parameter error and so on. A precise mathematical model of orbit calculation is given.