观测归来以后,我们从美国《天文年历》(Astronomical Almanac 1981)中查得木卫二、四位置(见表1):表1 因此,在3月10日的观测时间里木卫二是不可见的,在3月11日的观测时间里木卫四是不可见...
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This year's autumnal equinox will occur at 5:19 am Wednesday, according to the latest published astronomical almanac of China.
根据最新出版的《中国天文年历》,今年秋分准确时间是9月23日5时19分。
According to legend, Columbus, looking at an astronomical almanac compiled by a German mathematician, realized that a total eclipse of the moon would occur on Feb. 29, 1504.
据传说,哥伦布查阅了一位德国数学家编撰的天文年历,发现1504年2月29日将会发生一次月全食。
The almanac included information on medicines and medical treatment, and listed tides, astronomical information, and eclipses calculated by Banneker himself.
农民历包含医药和治疗的知识、列出班尼卡自行计算河流、潮汐的信息、和日月蚀的时间。
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