The cosmic microwave background is apparent as the grainy structure towards the top and bottom of the image.

在图像顶部和底部的颗粒状结构就是宇宙背景微波。

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At the bottom of Figure 25, a geocentric ephemeris (using Bretagnon and Simon 1986) gives the apparent positions of the naked-eye planets during the eclipse.

在图25的底部，一个地心历表(使用Bretagnon和Simon 1986)给出了日食期间肉眼可见的行星的视位置。

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At the bottom of Figure 25, a geocentric ephemeris (using Bretagnon and Simon 1986) gives the apparent positions of the naked-eye planets during the eclipse.

在图25的底部，一个地心历表(使用Bretagnon和Simon 1986)给出了日食期间肉眼可见的行星的视位置。

youdao