银河中天体之间的空隙满是毒气与尘埃-大量的尘埃。
The space between the Milky Way’s stars is filled with gas and dust—lots of dust.
针对天文导航中天体参数的测量与计算问题，提出了基于小波分析的天体参数卡尔曼滤波计算方法。
To study the measurement and calculation of parameters of celestial bodies, an arithmetic is processed which is based on wavelet analysis and Kalman filter.
论述了基于最优估计理论的天文定位方法中天体高度测量精度与定位精度的关系。
Discussed the relationship between the altitude accuracy observed and accuracy of celestial positioning based on the optimal estimating method.
然而，希腊人的假说中天体复杂的运动很大程度上源自于我们自身的思维，真实情况则是天体并未变化。
The Greeks assumed, however, that the complex motions of the heavens must be to a large ex tent illusions generated by our point of view, and that really the heavens are unchanging.
然而，希腊人的假说中天体复杂的运动很大程度上源自于我们自身的思维，真实情况则是天体并未变化。
The Greeks assumed, however, that the complex motions of the heavens must be to a large ex tent illusions generated by our point of view, and that really the heavens are unchanging.
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