“制圖的”造句
就
制圖的目的來說,所以需記錄的高程是高出大地水準面 ( 海平面 ) 的高程.
For cartographical purposes heights are necessarily recorded above the geoid ( sea - level ).
較常見的是根據
制圖的比例來劃分.
More commonly the separation is based on the scale of the mapping.
丁字尺 是工程
制圖的必要工具.
The T - square is a necessary tool for engineering charts.