A survey in which curvature of earth is not taken into cement.

A survey in which curvature of earth is not taken into cement.

ایک ایسا سروے جس میں زمین کے گھماؤ کو سیمنٹ میں نہیں لیا گیا ہے۔
Explanation

 Plane Surveying - A method where Earth's curvature is ignored, treating the surface as flat;

suitable for small areas (<250 km²) with minimal error (used in construction, local mapping).