?? ?????????:????????????? ??
![](https://image.chezhanri.com/2019/1112/9b96f284cdf64b8d912bf2a0039c0024.jpg)
????:1??????:??????
2?????????
3????????????
4???????????
5??????????
???7?3??? (??? ??)“?????????,??62??4.9???????,????”??(???????????????????:??)??????????3?????
?????????????????4.9?????,???????????11.75?????????????????????????????,?150%,????10??????/?,?25?????????????/????????????
?,????,?????????,?????????????????????“????”,??????????????
??,?50????220??????????,??????????????????3??????????,???????,??????????9???????,?????,???????,?????30??,???5??????
“????,???????????????????????”??????,?,???????????,??????????,????“?”??????????????????????????,????“??+??????????”????,“???????+?????????????”???
![](http://i2.chinanews.com.cn/simg/ypt/2024/240703/810c8362-c9c9-46d7-a4ab-6aa170718202_zsite.jpeg)
??????,????,????????????????????,?????????????????????????????????
“????????????????,?,???‘???????’??‘????GPS+???????????RTK???????’??????????”????????????,????,????????3915?????(?????????)
????????:?????