“???????”7?????????38% ????

????:??????????:?????

??????8?6??????????(??? ?????????????????? ???)???6????????????,7??,±800???????????????????????????????????“???????”??134.8??,????????????????38%,????

7????4????,??????????????,??????????30.7?,????2?,??????,7????715.5??,????9.9%?

??????????????????,??????????????????,????????????,?????“????”??????????,?,?????430????,??????20%?

±800??? ? ????

????????????????8?,?????,????????,??“??”????5???????????????8???????4??,“????”?????,?5.39??,????2000????24?????

±800???????????????,????????????????????????????????,????,??????????GIS????????????????????????????????????????????????????8??????????????????6?????????????????????????,??????????????????????????±800???????????8????800??????

“??‘????????’????????50%,???,???????????”????,?????,???????????????2????,?????

?????????,????,??????????,??????????????????????????????????????,????????????????7???,?140????????,?,7???????????????????????????18.5???,????????????????60%,???4436?,????(????????????????)

??????:?????????????????