A Review on Augmentation Schemes of Double-Star Navigation System;
双星定位系统增强方案分析
Vessel Attitude Determination Using Double-Star System;
利用双星系统进行船体姿态测量
The filtering performance is unsatisfactory while INS/DS (Double-star) integrated navigation system is implemented using Kalman filtering technology, because the model error of double-star system is unknown and the stability is n o t good, either.
由于双星系统的误差模型未知 ,且稳定性较差 ,采用Kalman滤波实现惯导 (INS) 双星组合导航时 ,其滤波特性较差 ;而此时最小二乘法是实际工程应用中常用的方法 ,但易产生参数爆发现象 。
The determination of the orbital parameters of binaries is an important constituent of fundamental astronomy.
双星轨道拟合是天文学的一项基础性研究工作。
south following star
东南星 -目视双星
north following star
东北星 -目视双星
photometric binary
光度双星 -即食双星
periastron effect
近星点效应 -食双星
photometric orbit
光度轨道 -食双星
geometric effect
几何效应 -食双星
Extrinsic AGB Stars on Wind Accretion Binary Evolution Model
星风吸积双星演化模型下的外赋AGB星
type genus of the family Zygnemataceae.
双星藻科的一个模式属。
2 stars turning round each other form a binary star
由彼此环绕的两个星组成双星
binary star (two stars that revolve around a common centre)
双星（环绕一共同中心旋转的两颗星）.
The supernova explosion disrupts the binary.
超新星爆发会瓦解双星系统。
Observation and Study on over Contact Binaries in the Galactic Clusters;
银河星团中过相接双星的观测与研究
Study on Binary Stellar Populations of Globular Clusters in M31
M31中球状星团的双星族合成研究
The Research on DOP of Beidou Positioning System Using Pseudolite
基于伪卫星的北斗双星导航系统DOP值
A binary star is a double star, consisting of two stars turning round each other.
双星是两颗星，是由相互围绕旋转的两颗星组成。
Something that is binary, especially a binary star.
两个，双两个的东西，尤指双星
A double, eclipsing variable star in the constellation Perseus, almost as bright as Polaris.
大陵五，英仙座β星，恶魔星英仙座的双星，几乎与北极星一样明亮
According to the characteristic of Beidou double-star positing system( double-star positoin), this paper puts forward the optimal predication model of double-star position/ SINS integrated system.
根据北斗双星定位系统(称双星定位)特点,提出了北斗双星与SINS组合的最优预测模型。