grid coordinate system

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grid coordinate system

A plane-rectangular coordinate system usually based on, and mathematically adjusted to, a map projection in order that geographic positions (latitudes and longitudes) may be readily transformed into plane coordinates and the computations relating to them may be made by the ordinary method of plane surveying. See also coordinates.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
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Localization techniques that may be used during needle biopsy include clinical guidance, the grid coordinate system, ultrasound guidance and stereotactic guidance.
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