2011 DOOSAN DX220LCA for sale $85,000
|Title||2011 DOOSAN DX220LCA|
Doosan DX 220LCA Excavator with 4500 hours, air con ROPS cabin, hydraulic hitch, hammer piped, crane valves, 2 way hammer piped, 2 x buckets, hand rails full mine spec.
Positioning technology in mining, construction and agriculture provides us with invaluable data. But how can we ensure the data is accurate, when the Australian continent moves seven centimetres per year? By modernising the location data we use, writes UNSW School of Civil and Environmental professor Chris Rizos and RMIT Assosciate Professor in Geospatial Science Donald Grant. +more