标签: gpssps

gpssps标准GLOBALPOSITIONINGSYSTEMSTANDARDPOSITIONINGSERVICESIGNALSPECIFICATION2ndEditionJune2,1995June2,1995GPSSPSSignalSpecificationTABLEOFCONTENTSSECTION1.0TheGPSStandardPositioningService.....................................11.11.21.31.4Purpose..............................................................................................................................1Scope..................................................................................................................................1PolicyDefinitionoftheStandardPositioningService.........................................................2KeyTermsandDefinitions..................................................................................................31.4.1GeneralTe……