实现GPS数据的读取与计算，单点定位计算
资源文件列表
spp/spp/calTime.h , 7254
spp/spp/fxch0570.13n , 96344
spp/spp/fxch0570.13o , 28728712
spp/spp/main.cpp , 7690
spp/spp/Matrix.cpp , 7431
spp/spp/Matrix.h , 1163
spp/spp/spp.vcxproj , 6044
spp/spp/spp.vcxproj.filters , 1348
spp/spp.sln , 1291