?? ????????????????????
![](https://image.chezhanri.com/2019/0425/20190425145443894.jpg)
????:1???????:???????????
2??????200???
3??????
4???????????
5???????????
??6???????????????????28?? (????????????????? ?)???????6??????????????????????????????????28????????????????????,???????????,???????????
![](http://i2.chinanews.com.cn/simg/ypt/2024/240628/0a0463ce-638d-4e5a-a5ea-827fee846bfe_zsite.jpg)
?,?????????????????????????????,?????,??????????????????????????????????????,????????????????,?,??
??????,?????,???????,?????????????????????????????????;???,????????;?,?,?,????????????????????????????????
![](http://i2.chinanews.com.cn/simg/ypt/2024/240628/e024f92a-2297-4be2-8d6b-5df9d4baed4d_zsite.jpg)
?,?????????????????,???????????????,???,?????????????????????????(VLBI)???????,?????
?????,??????,?????????????????,???????????????,??,??????????????,?????????????????,??????,??????????????
???????????????????????,????????????????????????????????????(??????????????)
?????????????:???????????????????????