IGS事件
09
2017-05
European Navigation Conference 2017 (ENC 2017)
25
2017-04
CEOS Strategic Implementation Team SIT-32
23
2017-04
EGU General Assembly 2017
04
2017-03
Munich Satellite Navigation Summit 2017
06
2016-12
IGNSS 2016
06
2016-11
International Committee on GNSS 11th Meeting
24
2016-10
GGOS Days
12
2016-09
ION GNSS
24
2016-05
UN-GGIM Sixth Session