大地測量
2016/04/07
GPS World Magazine
International Earth Rotation Service
International GPS Service for Geodynamics
John Beadles's Introduction to GPS Appilications
Paul Tarr's Reference Links to GPS General Information Sources
Southern California Integrated GPS Network
University NAVSTAR Consortium
U.S. National Earth Orientation Service
U.S. National Geodetic.Survey
U.S. Naval Observatory Navstar GPS Operations
ACCQPOINT
Ashtech Inc
Canadian Marconi Company
Datum Inc
Etak, Inc
ETE, Inc
Horizons Technology, Inc
PCI Enterprises Inc
RESON, Inc
Rockwell International Corp
Siemens Automotive
Sony Corporation of America
Trilithic, Inc
Trimble Navigation Limited
Geodetic Society of ROC
GPS World Magazine
International Earth Rotation Service
International GPS Service for Geodynamics
John Beadles's Introduction to GPS Appilications
Paul Tarr's Reference Links to GPS General Information Sources
Southern California Integrated GPS Network
University NAVSTAR Consortium
U.S. National Earth Orientation Service
U.S. National Geodetic.Survey
U.S. Naval Observatory Navstar GPS Operations
ACCQPOINT
Ashtech Inc
Canadian Marconi Company
Datum Inc
Etak, Inc
ETE, Inc
Horizons Technology, Inc
PCI Enterprises Inc
RESON, Inc
Rockwell International Corp
Siemens Automotive
Sony Corporation of America
Trilithic, Inc
Trimble Navigation Limited
Geodetic Society of ROC