A digital level reads a:
ATarget staff
BBarcoded staff
CDigital staff
DTelescopic staff
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Related Questions:
The principle of chain survey is:
The angle between two mirrors of an optical square is equal to:
The imaginary line joining the points of zero declination on the surface of the earth is:
If a wooden area obstruct the chain line then it is crossed by the:
The accidental error of chain of length 'L' is proportional to: