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中國科學院紫金山天文台與編譯局爲供應測量、水利、航海、航空各方面之需要特編輯‘一九五一年天文年曆’。內容包括日月經天之方位及出沒時刻,各行星隨時之輕緯度,恒星、北極星之各項用表,恒星與太陽平時換算表等。篇末附有各表說明及推算方法的舉例。全書213頁,现已出版,每册售價二萬元,概無優待折扣,大部分已經預約售出,因之存書無多,如欲購買,請即直接匯欵向北京文津街三號中國科學院編譯局發行科洽購。平寄郵費免收。
The Purple Mountain Observatory and the Bureau of Compilation and Translation of Chinese Academy of Sciences need to edit the ’’ The Astronomical Calendar of 1951 ’’ for the purpose of supplying all aspects of surveying, water conservancy, navigation and aviation. Including the azimuth and azimuth days of the infested time, the light of any planet at any time, the stars, the Polaris of the table, the sun and the sun usually table conversion. The end of the attached with the table description and calculation methods for example. The book 213 pages, now published, priced at 20,000 yuan per book, there is no preferential discount, most of them have been reserved for sale, because there is no deposit, if you want to buy, please immediately exchange to Beijing Wenjin Street three No. Branch of the Chinese Academy of Sciences Publishing House Buying. Flat postage free.