GPS76????????GPS72????????????GPS72???й??????????????180??240??????????????????洢???????? ???????????????????????????????????????????????? ????????????????????????????????????????????????????? ????????????WGS84??γ?????????????????????籱??54?????????? λ??????????в??????λ?ù?????????????????????? ????????????????????????????????????????????????????????? ?????????????????????????洢60??????????? ?????????????????????????????????????
????????? ?? · ??1499???????????????????????? ?? ?????50?????????????????50?????? ?? ?????????????????????????9?????? ?? ???????20000?????????????λ???
????????? ?????? 6cmx4.5cm???????? ?? ?? ???180X240 ?? ?磺3.0cm??6.9cm??15.75cm ?? ????210?? ?? ??????????? ????Χ??-15??70?? ????????? ?? ?? ????????12??? ??λ??????????15?? ???????45?? ????????λ??2???????? ??????£?1??/?????? λ?t????10????????? RMS ???????? 1-5???????λ?? RMS ???????0.05??/??????? ?????壺NMEA 0183??RTCM 104??????DGPS?? ????????RS-232 PC?????
?? ??? ?? ???2??5??????? ?????????16С?????????? ???????8~35V ???
|