1.
Spacecraft Keplerian Orbits and Non-Keplerian Orbits:Definition,Classification and Control
航天器开普勒轨道和非开普勒轨道的定义、分类及控制
2.
Mathematical Problems in the Analysis and Control of Spatial Non-Keplerian Orbits
空间非开普勒轨道分析与控制中的数学问题
3.
Kepler's second law means that a planet's orbital speed changes with its distance from the sun.
开普勒第二定律指行星的轨道速度与其和太阳的距离。
4.
Let us test Kepler's third law for the orbit of uranus compared with that of earth.
让我们比较天王星和地球的轨道，来检验一下开普勒第三定律。
5.
Research on Non-Kepler Characteristic of Long-Distance Relative Motion Between Space Objects
空间目标远距离相对运动的非开普勒特性研究
6.
locking and unlocking rail
(索道的) 挂结和脱开轨道
7.
Public registry of objects launched into orbit or beyond
射入轨道或轨道以外物体之公开登记
8.
Disconnect the track bar from the body rail bracket.
从车体轨道支架上短开轨道杆。
9.
Doppler frequency shift estimation and compensation for LEO and MEO satellite signals
中低轨卫星信号的多普勒频移估计与补偿
10.
The concepts of penetrating and non-penetrating orbits must be modified.
必须修改贯穿式轨道和非贯穿式轨道的概念。
11.
A Study on Nutation Property of Ballistic Target and its Micro-Doppler
弹道目标章动特性及其微多普勒研究
12.
(astronomy) one of three empirical laws of planetary motion stated by Johannes Kepler.
（天文）开普勒三个天体运动定律之一。
13.
In 1611, Kepler published his Dioptrice.
1611年，开普勒发表了他的著作《折光学》。
14.
coach railway, for underground transportation, not self-propelled
非自动推进轨道车,地下运送矿工用
15.
not self-propelled tramway car for freight
非自动推进电车轨道货车
16.
The Homoclinic Orbits for Some Nonlinear Schr?dingier Equations;
某些非线性Schr（?）dinger方程的同宿轨道
17.
Homoclinic Orbits for Hamiltonian Systems without Periodicity;
二阶非周期哈密顿系统同宿轨道研究
18.
A new algorithm for inactive orbital optimization in valence bond theory
价键方法中的非活性轨道优化新算法