查询词典 celestial body

Either of two times of the year when the sun crosses the plane of the earth's equator and day and night are of equal length 2: either of the two celestial points at which the celestial equator intersects the ecliptic.

每年太阳会越过地球赤道，此时白天与黑夜长度均等。2、赤道在这2个天相点上交叉出现日食。

In partial celestial sphere celestial Star-Identification, the initial attitude is known. With a certain angular and distance tolerance, the separation angle of the observed stars and that of the catalog stars are matched, then, the star triangles are composed in real time. According to the rules of vector rotation, the inconsistent rotation star triangles are removed. After that, put the star triangles with public vertex into star polygon.

在局部天球星图识别方面，因为已知初始姿态，在一定角距容差和星对容差范围内和已知视轴附近的导航星角距表进行角距匹配，实时组成星三角，根据矢量法则剔除旋转方向不一致的星三角后，再把拥有公共顶点的星三角组合成星多边形。

Latin:"Balance", in astronomy, zodiacal constellation lying between Scorpius and Virgo, at about 15 hours 30 minutes right ascension (the coordinate on the celestial sphere analogous to longitude on the Earth) and 15° south declination (angular distance south of the celestial equator).

从天文学上说，天秤座，黄道星座，位于天蝎座和处女座之间，约位于赤经15时30分（类似于地球经度的一种天球坐标），南赤纬15度。

Either half of the celestial sphere as divided by the ecliptic, the celestial equator, or the horizon.

半天球被黄道，天赤道或地平圈分成两半的天球的一半 jb^O%SDt

Either half of the celestial sphere as divided by the ecliptic, the celestial equator, or the horizon.

半天球被黄道，天赤道或地平圈分成两半的天球

Either of two points on the celestial sphere at which the ecliptic intersects the celestial equator.

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Astronomy either of the two celestial points at which the celestial equator intersects the ecliptic.

在天球上天赤道与黄道相切的两点中的任一点。

Actually a composite of 300 consecutive 1-minute exposures, the image nicely shows stars near the celestial equator tracing nearly straight lines in projection, while stars north and south of the equator, respectively, appear to circle the north and south celestial poles .

上图实际上是一300幅连续1分钟抓拍的合成图像，显示出了接近天赤道附近的恒星轨迹投影近乎直线，而天赤道南北的恒星轨迹，分别显示为环向南部和北部天极的弧形。

To this end a dedicated aviation sextant, nautical sextant with the greatest difference is observed celestial bodies do not use water as the height of the antenna base 768 ideas and Academic quasi-plane, but the use of bubbles, liquid pendulum, single gyro vertical instrument, the level of instrument gyroscope devices such as Zaochu artificial horizon, and use it as the base plane of the horizon height measurement of celestial bodies.

为此有专用的航空六分仪，与航海六分仪的最大区别是不用水天线作为观测天体高度的基768思想与学术准平面，而是利用气泡、液体摆、单陀螺垂直仪、陀螺水平仪等装置造出人工地平，并以此为基准平面测量天体的地平高度。

It provides not only fundamental principle and analysis of Modern Applied Mechanics and Dynamics but also applications in research areas such as stability, rigid body and rigid-body systems, movements of celestial body and spacecraft, vibration, nonlinear dynamics, et al.

它的研究一方面提供了现代应用力学以及动力学一般理论最基本的原理和方法，另一方面，它本身也给出了在稳定性、刚体与刚体系、天体与宇航器的运动、振动、非线性动力学等领域中一系列有实用价值的成果。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。