... angular deviation 角偏差 angular diameter 角径 angular displacement gyroscope 角位移测量陀螺仪 ...
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Angular Diameter distance 角直径距离 ; 角径距
angular diameter-redshift relation 角径
以上来源于: WordNet
Either way, the angular diameter of the Moon is always about 0.5 degrees.
不管怎样,月亮的视直径总是在0.5度左右。
We have not found any changes of observed values of the angular diameter with time in this period.
在这一观测周期中,我们没有发现角直径随时间变化的现象。
From knowing the diameter of the Earth's orbit and the apparent angular movement of the star, we can calculate the distance to it.
在知道了地球轨道的直径和恒星变化的角度,我们就能计算出它的距离。
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