In this video you will learn, how to determine which stations are affected by LOCAL ATTRACTION by simply BEARINGS OF THE LINES. This one is the easiest method and will enable you to determine LA quickly !
- Күн бұрын
4.6 Compass Surveying: Local Attraction Correction by Bearings (Complete Numerical)
- Рет қаралды 433,580
Пікірлер: 109