?? ????????????????? ????????????
![](http://n.sinaimg.cn/front/348/w690h458/20180321/3xeG-fyskeue0951865.jpg)
????:1?????????:?????
2?????????
3???????
4?????????
5????????
??????????2???????9???? (???????? ??????????)?9????????????????????????????????,??????????????,????????????????????
2???8???????????????????????11??50???????????????????????,????????????,???????,???????????????????????,??,???????????
![](http://i2.chinanews.com.cn/simg/ypt/2025/250209/ce2d066f-5ca1-4c9e-a145-213ab1ab79b0_zsite.jpg)
????,?????,?20???????????????????????,?????????????RTK?????????????,????????????,??,??,??
???????????,??,??????????15?????????7?,????,?????
????????????????????,?,?????????????????,??????????????????(???)
??????:????????????????