?? ?????????????? ??????????
![](https://image.chezhanri.com/2019/0723/20190723102338106.jpg)
????:1??????????:????????
2???????
3???????????
4???????????
5??????
?6????????25?????????????? (?? ????????????????????????)???,6???25??????????????????14??07????????,????????????,????,?,?????????????????????????
13???????????????20????,??????????,????????5000???????,?????????????????
13?????????41????????,????120?????????????,????(???????11.2???????/??????????????)?????,????????????????????,??,???????????,?,??????
????????20???????????????????,?????????????????????????????10??????,?????????????????????,?????,???????????,?????????????????????,??,???????????????????????,?????????????????????????????????????????,??????????????????,???????????????
??,???????????????,???????????,??????????????,??????????????,???????
???????????????????5?3???????????????????????????????????,???????????????????????,???????????????????,??????????,??,??????6?????2?????-????????????????6?4????????????????,????,???????6???????????????,????,???13??????,?2??????????1?,???6??????????25??????????
?????????????,???????????????????????,??????(VLBI)?,?????????????????????(??????????) ??:?????????