測量原點
臺灣:埔里虎子山(1906)
日本:東京天文台(1892)
中國:陝西省涇陽縣永樂鎮(1978)
法國:巴黎聖母院前(18世紀)
俄國;聖彼得堡波爾馬克天文臺
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◆ From: 210.60.2.68
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※ 編輯: hqq 來自: 210.60.2.68 (01/24 17:23)
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