China maintains the most complete and systematic astronomical records in the histo-ry of the world. The brilliant astronomy achieve-ments of ancient China are closely related to it."Houbu"is a professional term used in ancient Chi-na to refer to the original astronomical observation record book. It played an important role in the his-tory of ancient Chinese astronomy. The contents of its astronomical observation record included sunshine duration, planetary position, planetary motion, solar altitude angle and wind direction. The emergence of the term"Houbu"can be traced back to the Tang Dynasty. It continued to be used until the Qing Dynasty, and the frequency of its use reached its peak in the Qing Dynasty. Its meaning has not changed greatly in the history. During the period of the Republic of China, the term "Houbu" gradually disappeared with the emergence of modern astronomy.
HoubuScientific and technical nounsArchival nounsHistory of ancient Chinese astronomyHistorical linguistics of science and technology
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