GPS station keeping algorithm is reviewed in this paper.
本文介绍了一种GPS台站保持算法。
Secondly, the control system structure and station keeping problems near collinear Lagrange points are studied.
研究了编队飞行的控制系统结构和共线拉格朗日点附近的周期轨道保持控制问题。
The purpose of the formation design and station keeping is satisfying two constraints with the least propellant cost.
编队卫星轨道设计与构形保持的主要目的就是以较小的代价满足这两个约束。
A simple station keeping control algorithm is given based on differential corrections, and numerical simulation shows that the algorithm is very effective.
基于微分修正算法给出了一种简单的拟周期轨道保持控制方法，数值仿真表明该方法具有较高的控制效率。
Microwave plasma thruster (MPT) was applied to the sub system of DFH 3 satellite to complete its orbit transfer (OT) and north south station keeping (NSSK).
将微波等离子推力器(MPT)应用于“东方红三号”(DFH3)卫星的推进子系统，完成其轨道转移和南北位置保持任务。
For a given FPSO, some station keeping plans are designed first in this paper, which based on the mooring system or dynamic positioning (DP) system technology.
本文对于给定的FPSO，首先构造了全锚泊系统、全动力定位系统及由其交叉组合而成的多种定位方案。
Assessing the accuracy of guidance system, especially controlling of missile's attitude and station keeping maneuver and landing point forecasting all rely on the reliable trajectory measurement.
飞行器制导精度评估，特别是航天器的姿态与定点控制、落点预报等，都离不开高精度的外弹道测量数据。
It was showed that PPT was a kind of advanced propeller with small thrust, which was suitable to orbit transfer, attitude control, station keeping and formation flying for small and micro satellite.
分析认为PPT是一种先进的小推力动力装置，特别适合于微小卫星的轨道转移、姿态控制、位置保持以及星座编队飞行。
These are the bunkers for temporary shelter in case of contingency. One can be here for some days, controlling radiation situation in the station and keeping connection with external world.
这些是意外事故时临时避难所的掩体。人们可以在这里待几天，检查电站内的辐射情况，与外界保持联系。
A lattice of cables and concrete beams holds the ceiling in place, while keeping the station itself open, and lit in large part with skylights and other translucent elements.
巨缆网格和混凝土梁支撑着基站的天花板。该基站利用天窗和其他半透明物质照明。
Finally the fast orbit recovery within several hours after station-keeping maneuvers of GEO is discussed.
最后对GEO位置保持机动后的快速轨道恢复这一热点问题进行了探讨。
Dashan: Oh, we might be a little low on gas. How about keeping an eye open for a service station?
大山：我们可能有点缺汽油了。你注意一下加油站的招牌吧？
Therefore, keeping an old ordinary building like the Xunlimen Railway Station, which has been witness to people's aspirations and efforts for a better future, is not assuaging someone's nostalgia.
因此，保存一个普通的老建筑，如循礼门火车站，它见证了人民的愿望，为更美好的未来努力，不是安抚人的怀旧。
Oh, we might be a little low on gas. How about keeping an eye open for a service station?
我们可能有点缺汽油了。你注意一下加油站的招牌吧？
Oh, we might be a little low on gas. How about keeping an eye open for a service station?
我们可能有点缺汽油了。你注意一下加油站的招牌吧？
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