問題詳情
二、某公司接受政府機關委託，擬測定一新開發區域之三維地形圖。該公司擁有先進的雙頻衛星定位接收儀，並申請使用內政部所提供之 eGNSS 衛星定位服務，可於現場快速獲得待測點位之三維座標數值。請說明 eGNSS 衛星定位服務之基本運作原理，並解釋該如何由上述即時測量直接獲得之三維座標數值轉換為國家法定之座標成果。（20 分）
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