DETAILS, FICTION AND LAND SURVEYING COMPANIES BD

Aircraft surveying assumes the Earth is flat. Curvature and spheroidal shape of your Earth is neglected. In this type of surveying all triangles formed by becoming a member of survey strains are considered as aircraft triangles.ভূমি রেকর্ড ও জরিপ অধিদপ্তরের নিয়োগবিধি - ১৯৮৪