geri gözlem

التركية - الإنجليزية

تعريف geri gözlem في التركية الإنجليزية القاموس.

backsight

A measurement or reading taken back towards a point of known elevation, used to calculate the height of the theodolite

Foresight, n

The rear sight of a firearm

In levelling, the first reading taken on a staff after setting up the Level A backisight is always taken on a point of known or assumed height

A measurement of a previously shot point, used to set the angle to zero when occupying a new position

To shoot a backsight

Cf

The reading of the leveling staff in its unchanged position when the leveling instrument has been taken to a new position; a sight directed backwards to a station previously occupied

A backsight is a reading taken on a position of known coordinate(s) Since a survey progresses from a point of known position to points of unknown position, a backsight is a reading looking "backward" along the line of progress

{i} rear sight on a firearm; (in leveling) reading on a rod which is held on a point of known elevation

A rod reading taken on a point of known elevation, a benchmark or a turning point Backsights are added to the known elevation to arrive at the height of the instrument With a known height of the instrument, the telescope can be used to determine the elevation of other points in the vicinity

الواصلة

ge·ri göz·lem