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- Solar System's 'look-alike' found.Astronomers have discovered a planetary system orbiting a distant star which looks much like our own. 发现太阳系样星系.;天文学家发现类似我们太阳系按轨道运行的遥远星系
- Conversely, astrometry works best when a planetary system is "face-on" when seen from Earth, because then the star's movements in the orbital plane are most pronounced. 与之相反,从地球看去行星系统是“面向”的时候天体测量最有效,因为此时恒星在轨道面上的运动最显著。
- The Builder focuses on building a planetary empire. 建造者集中于建立一个星球帝国。
- It is reasonable to suppose that other stars are also attended by planetary system. 有理由猜测别的恒星也伴有行星系统。
- Comets are building stones of the planetary system that we can still observe in their almost original state . 欧洲南部天文台的霍曼·贝哈特为《科学》杂志上的研究报告撰写了评论。
- The result is called, somewhat misleadingly, a planetary nebula. 这个结果称为行星状星云,这是个常让人误解的名字。
- Comets are building stones of the planetary system that we can still observe in their almost original state. 欧洲南部天文台的霍曼·贝哈特为《科学》杂志上的研究报告撰写了评论。
- The Salamanders Chapter hails from a binary planetary system in the western reaches of the Ultima Segmentum. 火蜥蜴军团的家园位于极限星系的西部边缘地带的行星上。
- Pictured above is an artistic conception of how the BLG-109 planetary system might look. 上面的图片是艺术家的概念画,展示了BLG-109行星系统可能的模样。
- Rather, we infer that planetary systems must be quite common. 相反,我们的结论是行星系统的存在一定相当普遍。
- Call it a planetary pile up.Astronomers have discovered the remains of a collision of two planet-sized bodies in a well-established solar system in the Milky Way. 天文学家将已经发现在有序运行的银河系太阳系里,两个行星大小的躯体的碰撞残留物称之为行星堆积。
- The figure shown the planetary system of Fomalhaut as illustrated by space artist. 图中是画家笔下北落师门的行星系统。
- Gear reduction system may consider to be pinion transmition in stead of planetary system to saving spacing . 为节省空间起见,降齿系统可以考虑采用小齿传动,而不用星系系统。
- QGIS and other simpler data viewers lend themselves to exploring various data formats and the world of data sets covering this planetary system. QGIS和其他较为简单的数据查看器用于探测各种数据格式和覆盖此行星系统的所有数据集。
- A planetary life. 游荡的生活
- A range of electromagnetic frequencies that pass unobstructed through a planetary atmosphere. 电波反射装置电磁波段能够不受阻碍地穿过行星大气层的一种电磁频率范围
- That the sun and not the earth the center of our planetary system was considered as heresy by the church in the Middle Ages. 太阳系的中心是太阳而不是地球这一事实被中世纪的教会认为是异端邪说。
- a planetary system 行星系
- Astronomers Tuesday announced the discovery of another planet orbiting a distant star, making it the most crowded planetary system outside our own. 天文学家星期二宣布发现了一组行星绕着一颗恒星,这是离我们太阳系最近的行星系统。
- Thus are the sleeping survivors of a planetary age repersonalized in the dispensational roll calls. 因而是一个行星时代睡着的幸存者重新人格化在分配调用运行。