1、a map projection in which a small area is rendered in its true shape
一塊小的區(qū)域被以它的真實的形狀著色的投影地圖。

2、Map projection transformation is a new research and application field of mathematical cartography.
地圖投影變換是數(shù)學制圖學的一個新的研究和應用領域。

3、Map projection is the basis of cartography.
地圖投影是地圖學的數(shù)學基礎。

4、The expansions of conformal latitude in map projection are studied in this paper.
對地圖投影學中經(jīng)常遇到的等量緯度正反解展開式進行了新的研究。