الفترة:
Subjects: Nitrogen
Subjects: Geographical information systems; Mathematical models
Subjects: Iraq; Management; Water resources
Subjects: Temperatures
Subjects: Aerial photography; Data processing
Subjects: Algorithms; Digital electronics
Subjects: Aluminum alloys; Magnesium alloys
Subjects: Dynamics; Mechanics; Physics; Quantum theory; Thermodynamics
Subjects: Asphalt; Iraq; Petroleum