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orbit element of satellite 卫星轨道根数
The brief note gave the orbital elements of the hypothetical planet. 那张纸上写了那颗假想行星的轨道参数。
There's an element of truth in his story. 他说的有些道理。
The secular influence of solar mass-loss on the orbital elements of meteor steams is examined by using the method of celestial mechanics of variable mass in this paper. 将作者在变质量天体力学所得理论结果应用于太阳质量损失对流星群轨道根数变化的长期效应上。
The central supporting element of a whole. 基础、主旨整体的一个中心基本原则
By means of satellite telecommunication. 通过通讯卫星。
It refers to the usage of satellite network. 并对卫星网络的使用进行了阐述。
Abstract The variation equation of the satellite orbit elements under both J2 and drag perturbations was derived based on the Gauss perturbation equation. 摘要基于高斯摄动方程，推导了卫星在同时考虑J2和大气摄动情况下的轨道根数变化方程。
The movable control element of such a device. 栓塞这种装置的可移动的控制部分
A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
Key decisions; the key element of the thesis. 意义重大的结论; 论文的中心成分
What a sensational story! It has all the elements of a soap opera. 多麽耸人听闻的事! 具备连续剧的一切要素。
Honesty, industry and kindness are elements of a good life. 诚实、勤劳和善良是幸福生活的要素。
The tidal solutions obtained from SLR and satellite altimetry are used to compute the secular changes in the Moon's orbit elements and the Earth rotation rate in the ecliptic reference system. SLR和卫星测高的潮汐解被用来计算月球轨道根数相对黄道坐标系的长期变化和地球自转速率的长期变化。
The element of risk gave (an) added zest to the adventure. 这种冒险成分更给探险活动平添几分乐趣。
The tentacles of satellite television are spreading even wider. 卫星电视的影响正日益扩大。
Aiming at this situation,satellite motion was described by nonsingular orbit elements and the corresponding impulsive control model for a near round reference satellite formation is derived. 针对高斯摄动方程在描述近圆轨道时其近地点幅角和平近点角存在奇异性的问题,采用非奇异轨道要素描述卫星轨道运动,推导了适用于近圆参考轨道编队的非奇异轨道要素脉冲控制模型。
There's always an element of danger in mountain climbing. 登山总是有些危险的。
Toward a new generation of satellite surface products? 新一代的卫星地面产品是什么?
Honesty, industry and kindness are element of a good life. 诚实，勤奋和善良是良善的生活要素。