survey of a portion of country by measuring a single base, and connecting it with various points in the tract surveyed by a series of triangles, the angles of which are carefully measured, the relative positions and distances of all parts being computed from these data, maaala mõõdistamine, mõõtes ühte tugipunkti ja ühendades selle mõõteala erinevate punktidega, mida mõõdetakse kolmnurkade seeriaga, mille nurgad on hoolikalt mõõdetud, ja kõigi maaosade suhtelised asukohad ja kaugused arvutatakse nende andmete põhjal, tracing and measurement of a series or network of triangles to determine distances and relative positions of points spread over an area