天体仪，古称“浑象”，是中国古代一种用于演示天象的仪器。
The celestial globe was an instrument for demonstrating astronomic phenomena in ancient China.
研究天体仪是我一生的工作，我真不愿意看着它们消失在阴影里。
The Orrery is my life's work, and I would hate to see it pass into obscurity now.
其轮盘和齿轮制造出一种可携带的太阳系天体仪，可以预测恒星和行星的位置，也能预测月食和日食。
Its wheels and gears create a portable orrery of the sky that predicted star and planet locations as well as lunar and solar eclipses.
这块铁疙瘩就是机械史的奇迹，安提凯希拉天体仪，在1900年发现于距希腊海岸线不远的一艘沉船上。
This mechanical wonder was found by a diver exploring a shipwreck off the coast of Greece in 1900.
两个极点的指尖，固定在一个正立着的大圆环上，大圆环嵌人水平大圈内，下面四根雕有龙头的立柱支撑着水平大圈，托着整个天体仪。
The globe is placed in a standing hoop, which is beset into a horizontally placed hoop, suppor-ted by four pillars decorated with dragonhead patterns.
在他们的研究中使用了光谱分析。 光谱分析原理是将天体光源通过光谱仪，通过光谱被减弱的程度，得出样品中元素含量。
They used spectroscopy for their analysis: a technique that breaks the light from celestial objects into a spectrum with telltale emission lines indicating which elements are present.
“从这点上说，水星巨大核心的起源仍然是一个谜，”华盛顿·卡内基研究所的天体化学家，X射线光谱仪研究的领军人物Larry Nittler如是说。
"At this point, the origin of Mercury's large core is still a mystery," said Larry Nittler, a cosmochemist at the Carnegie Institution of Washington who led the X-ray spectrometer study.
如果陀螺仪发生故障，天体导航系统就会接替它继续进行工作。
Should the gyroscopes break down, the celestial system would take over.
研究了空间飞行器向小天体着陆阶段基于导航相机和激光测距仪的自主光学导航方案。
An autonomous optical navigation scheme for landing of spacecraft on a small celestial body based on navigation camera and laser range finder measurements was studied.
本文分析了依巴谷空间天体测量卫星主探测器析像管和恒星测绘仪的工作缺点；
The defects of main detector, Imange Dissector Tube (IDT), in HIPPARCOS Space Astrometry Satellite are discussed.
本文分析了依巴谷空间天体测量卫星主探测器析像管和恒星测绘仪的工作缺点；
The defects of main detector, Imange Dissector Tube (IDT), in HIPPARCOS Space Astrometry Satellite are discussed.
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