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Created with Fabric.js 1.4.5 double click to change this title text! A highly accurate navigationsystem using signals fromsatellites to determine a locationon the Earth's surface,irrespective of weather conditions. Low Ying Binng I14006013CVE3223 - Refferences:Bannister A, Raymond S, (1992), Surveying 6th edition Surveying Surveying is the art and science of measuring relative position of points above, on, or beneath the surface of the earth, as of horizontal distances, elevations, directions, and angles. Definition INFOGRAPHIC FOR SURVEYING INFOGRAPHIC FOR SURVEYING Methods of Surveying LEVELLING Positon the tripod on a stable surface Adjust the leg of tripod to suit your height & tighten the screw at 1. Secure the levelling machine on the tripod head Center the bubble by adjusting the footscrews to make sure the instrument is level. Make sure the staff is vertical before taking readings Adjust for parallax. Focus on the staff by gently rotating the telescope. Aim at the instrument at staff and record the staff reading. EDM - Electronic Distance Measurement - to determine the length of a line.- energy from an instrument at one end of a line and is transmitted to "reflector" at the other end and it return to originatinginstrument. An organized collection of computerhardware, software, geographic datato capture, store, update, manipulate,analyze, and display all forms ofgeographically referenced information GPS - Global Positioning System GIS - Geographic Information System Application in Modern Days. 1. 1. 2. 3. 4. 5. 6. 7.
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