survey photography meaning in Hindi

Air survey photography and mapping was carried out for 1000 miles ( 1600 km ) of the Graham Land coast.
It briefly returned to bombing role in training, but in the later years of the Canberra bomber's RAAF operations, it was predominately used for target towing in support of the RAAF's fleet of Dassault Mirage III fighters and survey photography to support the aerial mapping of Australia and other locations including Papua New Guinea, Irian Jaya and the Cocos and Christmas Islands.
The article also asks for " the names of local Societies, or persons who are willing to arrange for a photographic survey for geological purposes in their district . " This marked the primitive beginning of the type of large-scale survey photography that would go on to manifest itself in the realms of aerial photography, which was used as a survey tool by the USGS beginning just before World War I, and eventually satellite imagery.