earth based coordinates 中文意思是什麼
earth based coordinates
解釋
地球坐標- earth : n 1 〈常E 〉 地球。2 大地，陸地，地面，地上。3 土壤，土。4 【化學】土類；泥。5 世界人類；人的軀體...
- based : 基準
- coordinates : 坐標系
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In january 31, 1998, the concept of " digital earth " was first put forward by the united states, which is basically meant to collect the information scattered in all corners of the earth for the establishment of a complete information model that is based on the geographical coordinates of the entire earth
1998年1月31日，美國首先提出了"數字地球（ digitalearth ）的概念。它的基本含義就是把地球每一個角落的信息都收集起來，按照地球上的地理坐標，建立一個完整的信息模型。 -
A software to process modis data is made in vc + + 6. 0 development environment based on the hdf4 library and the general cartographic transformation package ( gctp ). from which users can extract earth view data of different band or resolution and other ancillary data according to users " demand. it supports most current projection types and can transform projection coordinates forwardly or inversely and can calculate ndvi and evi
利用vc + + 6 . 0面向對象開發環境，以hdf4庫和gctp投影軟體包為基礎，編寫了modis數據處理軟體，可根據用戶需要提取不同波段和解析度的對地觀測數據以及各種輔助數據，支持目前通用的大部分投影方式，可對投影坐標做正向和逆向變換，能計算ndvi和evi數值等等。 -
Gps receiver message of localization based on u. s. a. wgs84 coordinate system of the earth " s core, map of our country drawn and made according to 1954 - beijing geodetic coordinate system. in order to improve the precision, need to carry on coordinates transformation
Gps接收機的定位信息是基於美國地心坐標系的wgs84坐標，而我國的地圖多根據1954年北京坐標系測繪製作，為了提高定位的精度，需要進行坐標轉換。
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