kma368700 kma368700
  • 18-11-2016
  • Geography
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How does theodolite work?

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fir8951
fir8951 fir8951
  • 18-11-2016
A theodolite works by combining optical plummets (or plumb bobs), a spirit and graduated circles to find vertical and horizontal angles in surveying. An optical plummet ensures the theodolite is place as close to exactly vertical above the survey point.
 
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