???? ?? ???????????????????????
??
?
????“???”!????
????2???????10??,???????,?????“?????????????”?????????????????????????“???”??,?“????????”?“????”????“??”,?????,????,?,??????????????
??????:????
??????? ???????
???????????????????2??
?????????????????????
??:??????????????????
???GPS??2????:????????
??:???????????????“??”
???????????80?????????
??!?????????????/?????????…
??:????3??????????????
«???»???????????S????
????:??????“???”??????
??????????????????????
??:???????????????????
???????:??????????????
??:????3??????????????
????????????????????
????????????????
?????????????5???7???
??????????????????
???????????80?????????
????????????????????
??????12???????????
?????????:???11?4?????
???????????:????????
??????????4??????????
????????????????