A novel rapid method to design optimal-fuel interplanetary trajectory for low-thrust propulsion is presented based on normal trajectory approach.
针对星际探测任务中燃料最省小推力转移轨道问题，提出一种基于标称轨道的快速设计方法。
The primary research shows that the evolution process of requirements can be regarded as normal when the requirements evolutionary process changing chart is consistent with the model trajectory.
初步研究表明，只要需求演化过程的变化图和模型的轨迹图一致，那么需求的演化过程就可以看成是正常的。
To consider the effect of the earth on the calculation of ultra range trajectory more accurately, an elliptic earth trajectory model adopting accurate normal gravity is established.
为了更精确地考虑地球对超远程弹道计算的影响，提出了一个计入精确正常重力的椭球地表弹道模型。
Normal plane distance scanning between adjacent Wells is important in well trajectory design and anti-collision calculation.
面距离扫描在钻井轨道设计、井间防碰计算等问题中有重要的应用。
Normal plane distance scanning between adjacent Wells is important in well trajectory design and anti-collision calculation.
面距离扫描在钻井轨道设计、井间防碰计算等问题中有重要的应用。
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