Keywords: Imperial Encyclopaedia - Military Administration - pic045 - 割圓切線小表.svg 古今 書集成·經濟彙編·戎政典·第 十五卷 已自動矢量化 歡迎對原 行手工矢量化,並上傳替換 Gujin Tushu Jicheng section Military Administration Please consider vectorizing the original picture manually and upload to replace this file 1700 1725 zh 古今 書集成 en Gujin Tushu Jicheng Ancient Chinese authors other versions <gallery> Imperial Encyclopaedia - Military Administration - pic045 - 割 切線小表 png </gallery> PD-old Images from Gujin Tushu Jicheng section Military Administration |