《表度说》中的圭表测量原理与方法——兼论明末传教士的北极高度测量
《표도설》중적규표측량원리여방법——겸론명말전교사적북겁고도측량
Gnomon Measurement Principles and Methods in Biaodushuo ——On the arctic height measurement by the missionary in late Ming Dynasty
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