Home > Term: form contour
form contour
A topographic contour determined (1) by stereoscopic study of aerial photographs without ground control or (2) by other means not involving conventional surveying.
- Szófaj: noun
- Ipar/Tárgykör: Mining
- Kategória: General mining; Mineral mining
- Government Agency: USBM
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- ed.young
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(Milwaukee, United States)