• 地球上看,我们将地球赤道天际延伸之后我们称之为天体赤道就是现在被描述成天空四周一个圆形区域。当地球沿着轨道绕太阳公。

    A circle all around the sky. We can also imagine that while the Earth orbits around the sun, from down here on the surface.

    youdao

  • 仪器又称浑象,上刻有星宿赤道黄道等,主要用来显示天体不同时间位置

    The sphere , which was marked with stars , the celestial equator and the ecliptic , was mainly used to show the positions of celestial objects at different times.

    youdao

  • 赤道坐标系统用来显示天体天球上真实位置

    RA/dec coordinates are the standard system used to specify the position of an object in the sky.

    youdao

  • 赤道坐标系统用来显示天体天球上真实位置

    RA/dec coordinates are the standard system used to specify the position of an object in the sky.

    youdao

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