North American Coal
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| North American Coal Corporation(英語) |
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| Global Positioning System (GPS) Machine Guidance is satellite based system utilizing a dualfrequency Real Time Kinematic (RTK) GPS receiver, specialized software to compare calculated position against a pre-set digital Terrain Models (DTMs), correction radio and a rugged, touch-screen
computer display. In laymen term’s, an engineered plan and a computer is used to guide an equipment operator in placement or moving of earth, much like a speedometer tells you your speed in your automobile. |
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 North American Coal (PDF, 209 KB) |
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3Dシステム
Leica Dozer 2000（英語）  もっと見る |
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