The principle of chain surveying is to divide the area to be surveyed in to network of
ACircles
BTriangles
CLines
DSquares
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Related Questions:
Measuring with a 30 m chain,20 mm too short, introduces:
The field book in chain surveying is about ................. and opens length
One of the duties of leader in chain surveying is:
For a well conditioned triangle, no angle should be less than:
Reduced level of a point is its elevation with reference to: