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 共查询到20条相似文献,搜索用时 484 毫秒
1.
???IGS??????IGU????????????????????????λ??PPP??????????????????????????IGS????????IGU??????????????????????????????PPP????????????????ж?λ?????????????????????????????????IGS?o??????????????????????0.1 ns???????????????PPP??????IGU??????PPP???????X??Y??Z???????????????87.1%??81.8%??91.3%??3D???????87.4%?????????????????????????????  相似文献   

2.
??????PPP????????IGS?ο????????????ж??PPP???????????????PPP??ZTD?????????????PPP??ZTD??IGS??????ZTD?ο???????????????PPP???????????????????????30 s????????t???????????????<6 mm????  相似文献   

3.
RTK-GPS��̬��λ���Ȳ����о�   总被引:1,自引:0,他引:1  
??????RTK??GPS?????λ?????????????????????????????????????????3??????????????????????3?????????RTK??GPS???λ?????Ч????????????????????RTK??GPS?????????????????????RTK??GPS???λ???????????  相似文献   

4.
????PPP???????????????????PPP??λ?????????о?????????PPP??ú????????????????????????????λ???????????????????λ??????е??????????????????????????????????????????????У????????????????÷?Χ???????????????????IGS??????????????ú???????????????????PPP?????λ???????????????????????????3???????????????69.2%??72.3%??27.6%??  相似文献   

5.
??BDS??GPS?????????????£????????IGS??MGEX???????????????????CODE?o?GPS?????WHIGG?????BDS?????????????GPS??????BDS??????????????????о??????λ??PPP??????????????????????????????????????з?????????????????IGS???????????????????GPS???????????????????????????????????侫???mm????BDS?????????GPS????????侫??????2??cm??GPS??BDS???????????GPS????????????  相似文献   

6.
GPS /VRS����ʵʱ���ܹ�������㷨�о�   总被引:1,自引:0,他引:1  
??????????????????GPS/VRS????????,??????IGS?????????????GPS?????????????????????????GPS/VRS????ο???????VRS?????????????????????????GPS???????вο?????磨SGRSN????????????GPS??????磨SCIGN????????????????????????г?????????????????????????·??????и??????????????????????????????????0.004??10 -6??????????100 km?????RTK??λ??????????????????GPS/VRS????????????RTK??λ???????????????  相似文献   

7.
???????в?????????????г????????????????TEC???????????????????????14??IGS??????15?????????????VTEC?????????????PPP????С???CODE?????ж???VTEC???????2TECU??VTEC?????????95%????1TECU????????????PPP????У????????λ?????????????17%??30%??????????????15%??30%??????  相似文献   

8.
????????λPPP?????????????????ù???????????????????????????? ???????????????????????????????????????????????????????????????????????????????????????о????н??????? ????????????CHAMP??RACE????????????????????ο?????????????CHAMP???????????ο??????XYZ3?????????????????????0.22 m??0.22 m??0.25 m???????????????0.41 m??GRACE??A??????????????ο??????XYZ 3?????????????????????0.27 m??0.23 m??0.29 m???????????????0.45 m??  相似文献   

9.
??????RTK??????λ?У???????????ο?????????????????????????????????????????????????????????λ????????????????????????????LIM???????????????????????????????????????????CORS?????????ο??????????????????????????????????????LIM???????徫?????????1~2 cm??  相似文献   

10.
?????????????ZTD?????????????????????????????????仯????????????????е???t?????????塣??????????λ??????PPP???????????????????????????PPP-ZTD??????????????????????????????С??30 s?????????PPP-ZTD(RMS<4 mm)??5 min??????RMS<6 mm????????????5 s??30 s??????????????????????ZTD????????  相似文献   

11.
???????????????CORS??????????????????????????????????????????????????????WHU???????????????????????λ??????????????WHU???????α????λ??SPP?????λ???????????CODE????SPP???????????CODE??WHU????PPP??λ????????????????????10%~30%?? ????1~1.5 dm?????2~2.5 dm??????WHU?????????PPP???ж?????????飬??????????????????????????λ?????????????????ж???????????????????á?  相似文献   

12.
???????вο???(CORS)????????????GPS???????????λ(RTK)??????????GPS??????λ?????????????? ??λ???????????????????????????????????????????е?Delaunay?????????????????????CORS????????????????????????????????????????????????ο??????????????????????????????????????????Ч???????????  相似文献   

13.
ȫ�򵼺�����ϵͳ�Ľ�չ   总被引:16,自引:12,他引:4  
?????????????????(GNSS)???GPS??????????????GLONASS???????GALILEO?????????????;????????μ?????????????????????????????????·??Ч??????????????????????????λ?????仯????????λ??????????????????λ????????;??????GPS???????λ(PPP)???????  相似文献   

14.
??????????????????????????????P????????L2????????????P?????????????P????λ/α??????1??-1??????-7??9?? ??????????????????????????????????????????????????α???·??Ч??仯??????P?????????????????????÷????? ??????α???ж?·??Ч????????仯?????????????????????????????????????????????·??????????????仯??1????????????????????Ч????????н??????  相似文献   

15.
??ITRF2008??????й???????5??IGS??????WUHN??BJFS??URUM??KUNM??SHAO??2012??????????????TriP?????????????????????????С??????????????????????????????????????????н?????????????????????????????????GAMIT/GLOBK????????????????????з?????????ж???????????????й??????IGS???????????д??????????????????????????????????????????????????URUM??KUNM??BJFS??SHAO?????????????????????BPPL+WN????WUHN??????N??E??U????????????????з?????????????BPPL+WN??FN+WN??PL+WN??????????BPPL+WN??????????а???????????????????????????2 mm??BPPL???????WN??????1/10???????0.28??0.89 mm????????????????С???????????????????????????????????С??????TriP??????????????????????????????????????????????????  相似文献   

16.
?о???????????JPL????????????????????????????GNSS??????λ??????????????????????????????????????????5×108 m???????????????????3×106 m????????????DE421???????????X??????????н?????30′????Y????????X??????????????????????????????λ??????????????????0.3 mm????????????λ?????????????????????3 mm???????????????????1??峱???????????????3 mm???????GPS??????????????????????????????????????PPP??????????????????PPP?в??ü???Ч??????????????  相似文献   

17.
��³������ִ��������о�   总被引:3,自引:3,他引:0  
????????1956??1999??????????????????????????顢?????顢?????????????????????????????б??????е??????Щ???????????????4??????У?1956??1978????????????????????????????????ε????Ms7.4?????????????й??1978??1985???1990??1995?????????????????????????鶫??????Ms6.2 ??Ms6.1?????й??  相似文献   

18.
??Bernese??????ж??ο???????????????????????t??????λ??????λ??,??????????13??????????2013\|07\|23??29?????????е??????????GPS??λ????????????????????????λ???????cm??????????λ???????mm??????  相似文献   

19.
����TRACK����GPS����Ԫ��λ   总被引:5,自引:0,他引:5  
????GPS??????????GAMIT?е???????λ??飨TRACK??????1 Hz??3 s??????GPS?????????????ж?λ??????????????????????????????????????????????????????30 s??????1Hz???????????????????С??10 km??10~100 km??????????100 km 3????????д??????λ??????????????????????????????????????????£??????λ???????????????????5 mm??  相似文献   

20.
???????λ???α??????????????????????????????????λ?????????????????????????????????????????C1??P2???????λ???????Ч???α??λ?????????????λ??????1 m????????t???????????????α????λ??????0.5 m???????P1??P2???????λ??????λ??????????????????????????λ????????0.6 m?????t??????????????????0.3 m???????????????У?????????????t????????????λ??????λ??????2 m??  相似文献   

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