seabed mapping 中文意思是什麼
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Permanent surveying markers as referred to in paragraph 1 of this article include wooden or steel signals and stone markers established at triangulation points, baseline points, traverse points, military control points, gravimetric points, astronomic points and leveling points of various orders and classes, as well as fixed markers used for topographic mapping, engineering surveying and deformation measurement, and installations at seabed geodetic points
第一款所稱永久性測量標志，是指各等級的三角點、基線點、導線點、軍用控制點、重力點、天文點、水準點的木質覘標、鋼質覘標和標石標志，以及用於地形測圖、工程測量和形變測量的固定標志和海底大地點設施等。 -
After transformation of the data model and processing of the thematic mapping elements, the paper constructs a mapping system of the seabed sediment thematic digital map
經過對數據模型的轉換以及專題制圖要素的處理，建立了海洋底質專題數字圖成圖系統。
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