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First,theprojectsituation ProjectLocation:MachengCity,HubeiProvince; Flyingarea:Machengcityalongthemoat; Purposeoftheproject:toobservewhetherthereareillegalstructuresbeforedemolition; Aerialve
2017-09-27 05\:52 -
Plainarea15squarekilometers1:1000DLGandproduction,engageinprecisiondifferencePOSauxiliarycontrolpointadjustment,theaverage1controlpoint/squarekilometersto1:1000aerialaccuracy
2017-08-19 04\:39 -
2017-08-19 04\:39
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2017-08-19 04\:38