Ключевые слова: angles, angulation, building area, checking, construction, device, engineer, engineering, exact position, examination, excavator, falsework, formwork, geodesic, geodesy, ground, horizontal, industrial, industry, inspection, instrument, level, levelling, measure, measurement, measuring, optical, points, positioning, precision, site, survey, surveying, surveyor, tacheometer, tachometer, tachymeter, technology, theodolite, tool, topographic, total station, transit, work, working, workplace,