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用户:Iamchenzetian/第六滴血，测试维基教科书

欢迎来到天文学入门。

本手册是关于天文学的一些知识，它将会介绍最基础的天文学观测方法和理论，以引导读者进入天文学的殿堂。

"我们是从地球上观看，天界的芭蕾舞剧在我们眼前重复演出。" —— 哥白尼《天体运行论》

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用户:Iamchenzetian/第六滴血，测试维基教科书
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